Logosphere Bible Institute
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Lesson 3 · 21 min

Rebellion, Rock and Serpent

A Levite challenges Moses with a true theological statement used for an illegitimate purpose, a leader famous for meeting with God face to face is barred from the land for something the text never quite spells out, and a healing object becomes the very kind of idol the golden calf already warned against.

Take the staff and assemble the congregation. You and your brother Aaron are to speak to the rock while they watch, and it will pour out its water. You will bring out water from the rock and provide drink for the congregation and their livestock.

Numbers 20:8 · BSB

Before you read

Work these first, with the passage open and the lesson unread. Write your answers down. The exposition below is what you check them against, not what you copy them from.

  1. Observe

    Read Numbers 16:1-3. Write down, in your own words, the exact claim Korah and his company make about the whole congregation, and note where else in the Torah you have already read a very similar claim.

  2. Notice

    Read Numbers 20:2-13 slowly and list, in order, everything Moses does and says, then set that list beside exactly what God instructed him to do in verse 8. Where does the action match the instruction, and where does it diverge?

  3. Hear it then

    Read Exodus 17:1-7, the first Meribah, and then Numbers 20:2-13, the second. What is identical about the two scenes, and what is different about who is speaking and how, forty years apart?

  4. Find the problem

    God's charge against Moses in verse 12 is plain: in the BSB's wording, he 'did not trust Me to show My holiness in the sight of the Israelites.' The text never states which specific word or action that charge refers to. Before reading any further, propose your own answer and cite the verse or verses in the passage you think best support it.

  5. Weigh the words

    Look up qadash, the root behind 'show My holiness' in Numbers 20:12 and 'He showed His holiness' in 20:13, and the root behind Meribah, the place name given in both Exodus 17:7 and Numbers 20:13. Blue Letter Bible and STEP Bible both let you trace a Hebrew root through the whole Old Testament for free; Logos is faster if you own it.

  6. Show the evidence

    Someone claims the bronze serpent of Numbers 21 was always meant to be an object of ongoing worship. Test that claim against Numbers 21:8-9 and 2 Kings 18:4, and give the verse that decides it.

  7. Why it matters

    Korah's statement about Israel's holiness is close to a direct quotation of true Torah theology, and it is still treated in Numbers 16 as the ground of a rebellion that costs thousands of lives. Before reading the lesson, write two sentences on what makes a true doctrine dangerous when it is put to the wrong use.

1. Korah's argument

Numbers 16 records a rebellion led by Korah, a Levite, joined by Dathan and Abiram from Reuben and two hundred fifty recognized leaders. Their charge against Moses and Aaron is not obviously wrong: 'For everyone in the entire congregation is holy, and the LORD is in their midst. Why then do you exalt yourselves above the assembly of the LORD?' That sentence could almost be lifted from Exodus 19:6, where Israel is called a kingdom of priests, or from this very module's account of a camp built with the presence of God at its center.

The problem is not the theology. It is the use Korah makes of it. A true statement about the whole congregation's holiness is being deployed to justify a specific and illegitimate grab at Aaron's priesthood and Moses' leadership. This is a distinction worth making explicit to students, because it will come up again in the New Testament and in church history: a correct doctrine stated in service of a self-serving action does not become a correct action.

The ground opens and swallows Korah's household, fire consumes the two hundred fifty, and the very next day the congregation turns around and blames Moses and Aaron for the deaths, at which point a plague breaks out and is stopped only by Aaron running into the middle of the camp with an incense censer, standing between the living and the dead. Numbers 17 follows with a sign meant to end the argument for good: staffs from each tribe are left overnight before the LORD, and only Aaron's sprouts, buds, blossoms, and bears almonds, a settled answer to a question that has now cost thousands of lives to ask.

The chapters together make a hard point plainly rather than softening it: correcting a false claim to authority, even one wrapped in true theology, is treated here as a matter the community's survival depends on, not an internal dispute to be managed quietly.

2. What exactly did Moses do wrong

Numbers 20 opens years later, after Miriam has died, with the same complaint the wilderness generation has been making since Exodus 17: no water. God's instruction to Moses is specific. Take the staff, assemble the congregation, and speak to the rock while they watch, and it will pour out its water. Moses instead gathers the people, says, 'Listen now, you rebels, must we bring you water out of this rock?' and strikes the rock twice with the staff. Water comes out. And God tells Moses and Aaron, 'Because you did not trust Me to show My holiness in the sight of the Israelites, you will not bring this assembly into the land that I have given them.'

The charge itself is stated plainly: a failure of trust, tied to God's holiness in front of the nation. The BSB's wording is itself a translation choice, and a student should know it. The Hebrew verb behind 'show My holiness' is a causative form of qadash, 'to sanctify,' and the King James Version reads 'sanctify me.' The BSB wording makes God the one who shows his holiness and Moses' fault a failure to trust him to do so, which sits most naturally with the readings that fault Moses' unbelief in God's provision. The older wording makes Moses the one who should have treated God as holy before the people, which sits most naturally with the readings that fault his words, his anger or his act. The BSB itself, at Deuteronomy 32:51, renders the parallel charge against both brothers as 'failing to treat Me as holy in their presence,' which is the older wording's emphasis, while the King James Version at 20:12 also has 'ye believed me not,' so the trust element is not the BSB's alone. Neither English phrasing is wrong, and neither settles the question below. What the text does not state plainly is which specific element of what Moses did constitutes that failure, and readers across many centuries have disagreed about it rather than converging on one answer.

One long-standing reading, associated with the medieval commentator Rashi, focuses on the plain contrast between command and action: God said speak, Moses struck, and struck twice. On this view the sin is straightforward disobedience to an explicit instruction, made worse by happening in the one setting, water from a rock, that echoes and was meant to answer the very first such crisis back in Exodus 17. Numbers 20:24 gives this reading some textual support, since God there describes the event as both brothers having 'rebelled against My command at the waters of Meribah.'

A second reading focuses on the words rather than the staff: 'must we bring you water out of this rock?' The plural pronoun and the rhetorical question can be heard as Moses and Aaron claiming credit, or at least visible agency, for something only God does. This reading fits the stated charge on either English rendering, since what God names is a failure concerning his holiness in the sight of Israel, not simply a violation of stage directions. A third reading, associated with Maimonides, locates the fault in Moses' visible loss of composure, 'you rebels,' spoken in anger to the whole assembled community at the one moment a calm demonstration of God's provision was called for; a leader's public anger, on this view, misrepresents the character of the God he serves regardless of what he does with the staff.

A fourth possibility, held by a number of modern commentators, is that the text leaves the precise trigger underdetermined on purpose, because what disqualifies Moses here is not reducible to one action. Forty years of absorbing this same complaint, at the last possible staging point before the land, finally produce a compounded failure of representation, word and gesture together, at the most symbolically loaded moment available. What is settled: Moses and Aaron are both told plainly they will not enter the land because of what happens at this rock. What is not settled: which part of it was the actual offense. Teach the several proposals honestly and let the disagreement stand; the text itself declines to resolve it.

3. Two Meribahs

It is worth noting to students that this is the second time in Israel's story a place gets the name Meribah for the same reason. Exodus 17:7 names a site Meribah, from the Hebrew root meaning to strive or quarrel, 'because the Israelites quarreled, and because they tested the LORD,' roughly a generation earlier, near the start of the wilderness journey. Numbers 20:13 names this second location Meribah, 'where the Israelites quarreled with the LORD,' using the identical root, forty years and a dying generation later.

The repetition is not the text running out of ideas. It is making a point about how little the underlying problem changes across forty years and a change of leadership circumstance: a people without water responds the same way whether it is the generation that left Egypt or the generation about to enter Canaan. What changes at this second Meribah is not the people's complaint but Moses' response to it, worn down by decades of the same demand.

This is also the chapter in which Aaron dies, on Mount Hor, his priestly garments transferred to his son Eleazar on top of the mountain before Aaron is gathered to his people. The judgment pronounced at the rock falls on both brothers, and both die on a mountain outside the land, Aaron here after a climb made 'in the sight of the whole congregation' (20:27) and Moses at the end of Deuteronomy on Mount Nebo, where he is shown the land he may not enter. Neither leader is exempted from the verdict, which is its own kind of statement about how this generation's leaders are held accountable.

4. Bronze and serpent

Numbers 21 records another round of complaint, this time about the manna itself, which they call 'this wretched food,' and God's response is venomous serpents sent among the camp, with many bitten and dying. The people confess and ask Moses to intercede, and the remedy God gives is strange: make a fiery serpent, saraph, and mount it on a pole, so that anyone bitten who looks at it will live (21:8). The wordplay arrives one verse later, in the narrator's report of what Moses actually made, a nechash nechoshet, a bronze serpent (21:9), where the words for serpent and for bronze sound almost identical in Hebrew. English cannot preserve it.

The object itself has an afterlife the text does not shy away from. Centuries later, in the reign of Hezekiah, 2 Kings 18:4 reports that the king destroyed this same bronze serpent, by then called Nehushtan, because Israel had taken to burning incense to it. An object God commanded as a specific, limited means of healing had become, over generations, exactly the kind of manageable, locatable substitute for trusting God directly that this survey's earlier lesson on the golden calf identified as Israel's characteristic temptation. The bronze serpent did not start as an idol. It became one, and a righteous king had to smash it to stop it functioning as one.

The New Testament takes up the image for a different purpose. John 3:14-15 has Jesus say, 'Just as Moses lifted up the snake in the wilderness, so the Son of Man must be lifted up.' This is a typological application, a later writer finding a pattern in an earlier story and reapplying it, and it should be taught as such rather than as an explanation of what the bronze serpent originally meant to the people bitten by real snakes in a real wilderness. Keep the two readings distinct, the way this survey's earlier lesson kept Paul's use of Moses' veiled face distinct from what that veil meant inside Exodus itself.

Numbers 16 through 21, taken together, make an uncomfortable but honest point about representing God badly. Korah misuses a true doctrine. Moses, of all people, fails at the rock in front of the whole nation, and the text will not say exactly how. And an object made in obedience turns into an idol simply by outliving the moment it was given for. None of these are stories about outsiders failing God. They are stories about insiders, at the center of the whole operation, and the text tells all three without flinching.

Key terms

qadashHebrew
To sanctify, treat as holy, or set apart. The charge against Moses in Numbers 20:12, which the BSB renders as failing to 'trust Me to show My holiness in the sight of the Israelites,' uses this root (the older King James Version reads 'sanctify me'), making God's holiness in the people's sight the stated issue.
MeribahHebrew
'Strife' or 'quarreling,' from the root riv, to contend. Given as a place name twice, once in Exodus 17 and again in Numbers 20, for closely related reasons: Israel quarreled there and tested the LORD (Exodus 17:7), and quarreled with the LORD (Numbers 20:13).
NechushtanHebrew
The name later given to the bronze serpent of Numbers 21, once Israel had begun burning incense to it. King Hezekiah destroyed it (2 Kings 18:4), a healing object turned idol simply by outliving the crisis it was made for.
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Knowledge check

The text does not plainly state what Moses' exact sin was at the rock in Numbers 20. How does the lesson treat that question?