Matthew 16:5-12 · Bible study

Matthew 16:5-12 Commentary: Leaven of False Teaching

Greek · 9 what the commentators say

Meaning in one sentence

Matthew 16:5-12: Jesus warns about 'leaven of Pharisees' as false doctrine. Disciples misunderstand, focusing on bread. A lesson in spiritual discernment.

Research Summary

Meaning: Jesus warns that false doctrine spreads like leaven; the disciples’ literal reading shows how easily practical concerns blind us to spiritual danger.
Key words: ζύμη (leaven) as metaphor for corrupting teaching; διδαχή (teaching) as the clarified referent; ὀλιγόπιστοι (little faith) as the rebuke for forgetting past provision.
Main debate: Whether the metaphor primarily targets hypocrisy (Luke 12:1), false doctrine (Matthew), or political compromise (Mark’s “Herod”). Most commentators see all three as related.
Theological theme: Spiritual discernment requires remembering Christ’s power to provide; anxiety over physical needs can block understanding of deeper warnings.
Best use: Teaching on discernment, the danger of false teaching, or the connection between memory of God’s works and present faith.

Translation Comparison

BSB Berean Standard Bible 2020

⁵When they crossed to the other side, the disciples forgot to take bread.

⁶“Watch out!” Jesus told them. “Beware of the leaven of the Pharisees and Sadducees.”

⁷They discussed this among themselves and concluded, “It is because we did not bring any bread.”

⁸Aware of their conversation, Jesus said, “You of little faith, why are you debating among yourselves about having no bread?

⁹Do you still not understand? Do you not remember the five loaves for the five thousand, and how many basketfuls you gathered?

¹⁰Or the seven loaves for the four thousand, and how many basketfuls you gathered?

¹¹How do you not understand that I was not telling you about bread? But beware of the leaven of the Pharisees and Sadducees.”

¹²Then they understood that He was not telling them to beware of the leaven used in bread, but of the teaching of the Pharisees and Sadducees.

WEB World English Bible 2000

⁵The disciples came to the other side and had forgotten to take bread.

⁶Jesus said to them, “Take heed and beware of the yeast of the Pharisees and Sadducees.”

⁷They reasoned among themselves, saying, “We brought no bread.”

⁸Jesus, perceiving it, said, “Why do you reason among yourselves, you of little faith, because you have brought no bread?

⁹Don’t you yet perceive or remember the five loaves for the five thousand, and how many baskets you took up,

¹⁰or the seven loaves for the four thousand, and how many baskets you took up?

¹¹How is it that you don’t perceive that I didn’t speak to you concerning bread? But beware of the yeast of the Pharisees and Sadducees.”

¹²Then they understood that he didn’t tell them to beware of the yeast of bread, but of the teaching of the Pharisees and Sadducees.

KJV King James Version 1769

⁵And when his disciples were come to the other side, they had forgotten to take bread.

⁶Then Jesus said unto them, Take heed and beware of the leaven of the Pharisees and of the Sadducees.

⁷And they reasoned among themselves, saying, It is because we have taken no bread.

⁸Which when Jesus perceived, he said unto them, O ye of little faith, why reason ye among yourselves, because ye have brought no bread?

⁹Do ye not yet understand, neither remember the five loaves of the five thousand, and how many baskets ye took up?

¹⁰Neither the seven loaves of the four thousand, and how many baskets ye took up?

¹¹How is it that ye do not understand that I spake it not to you concerning bread, that ye should beware of the leaven of the Pharisees and of the Sadducees?

¹²Then understood they how that he bade them not beware of the leaven of bread, but of the doctrine of the Pharisees and of the Sadducees.

ASV American Standard Version 1901

⁵And the disciples came to the other side and forgot to take bread.

⁶And Jesus said unto them, Take heed and beware of the leaven of the Pharisees and Sadducees.

⁷And they reasoned among themselves, saying, We took no bread.

⁸And Jesus perceiving it said, O ye of little faith, why reason ye among yourselves, because ye have no bread?

⁹Do ye not yet perceive, neither remember the five loaves of the five thousand, and how many baskets ye took up?

¹⁰Neither the seven loaves of the four thousand, and how many baskets ye took up?

¹¹How is it that ye do not perceive that I spake not to you concerning bread? But beware of the leaven of the Pharisees and Sadducees.

¹²Then understood they that he bade them not beware of the leaven of bread, but of the teaching of the Pharisees and Sadducees.

YLT Young's Literal Translation 1898

⁵And his disciples having come to the other side, forgot to take loaves,

⁶and Jesus said to them, `Beware, and take heed of the leaven of the Pharisees and Sadducees;'

⁷and they were reasoning in themselves, saying, `Because we took no loaves.'

⁸And Jesus having known, said to them, `Why reason ye in yourselves, ye of little faith, because ye took no loaves?

⁹do ye not yet understand, nor remember the five loaves of the five thousand, and how many hand-baskets ye took up?

¹⁰nor the seven loaves of the four thousand, and how many baskets ye took up?

¹¹how do ye not understand that I did not speak to you of bread--to take heed of the leaven of the Pharisees and Sadducees?'

¹²Then they understood that he did not say to take heed of the leaven of the bread, but of the teaching, of the Pharisees and Sadducees.

Darby Darby Bible 1890

⁵And when his disciples were come to the other side, they had forgotten to take bread.

⁶And Jesus said to them, See and beware of the leaven of the Pharisees and Sadducees.

⁷And they reasoned among themselves, saying, Because we have taken no bread.

⁸And Jesus knowing [it], said, Why reason ye among yourselves, O ye of little faith, because ye have taken no bread?

⁹Do ye not yet understand nor remember the five loaves of the five thousand, and how many hand-baskets ye took [up]?

¹⁰nor the seven loaves of the four thousand, and how many baskets ye took [up]?

¹¹How do ye not understand that [it was] not concerning bread I said to you, Beware of the leaven of the Pharisees and Sadducees?

¹²Then they comprehended that he did not speak of being beware of the leaven of bread, but of the doctrine of the Pharisees and Sadducees.

Douay-Rheims Douay-Rheims Bible 1899

⁵And when his disciples were come over the water, they had forgotten to take bread.

⁶Who said to them: Take heed and beware of the leaven of the Pharisees and Sadducees.

⁷But they thought within themselves, saying: Because we have taken no bread.

⁸And Jesus knowing it, said: Why do you think within yourselves, O ye of little faith, for that you have no bread?

⁹Do you not yet understand, neither do you remember the five loaves among five thousand men, and how many baskets you took up?

¹⁰Nor the seven loaves, among four thousand men, and how many baskets you took up?

¹¹Why do you not understand that it was not concerning bread I said to you: Beware of the leaven of the Pharisees and Sadducees?

¹²Then they understood that he said not that they should beware of the leaven of bread, but of the doctrine of the Pharisees and Sadducees.

Verse in Context

3 In the morning, ‘It will be foul weather today, for the sky is red and threatening.’ Hypocrites! You know how to discern the appearance of the sky, but you can’t discern the signs of the times!

4 An evil and adulterous generation seeks after a sign, and there will be no sign given to it, except the sign of the prophet Jonah.” He left them and departed.

5 The disciples came to the other side and had forgotten to take bread.

6 Jesus said to them, “Take heed and beware of the yeast of the Pharisees and Sadducees.”

7 They reasoned among themselves, saying, “We brought no bread.”

8 Jesus, perceiving it, said, “Why do you reason among yourselves, you of little faith, because you have brought no bread?

9 Don’t you yet perceive or remember the five loaves for the five thousand, and how many baskets you took up,

10 or the seven loaves for the four thousand, and how many baskets you took up?

11 How is it that you don’t perceive that I didn’t speak to you concerning bread? But beware of the yeast of the Pharisees and Sadducees.”

12 Then they understood that he didn’t tell them to beware of the yeast of bread, but of the teaching of the Pharisees and Sadducees.

13 Now when Jesus came into the parts of Caesarea Philippi, he asked his disciples, saying, “Who do men say that I, the Son of Man, am?”

14 They said, “Some say John the Baptizer, some, Elijah, and others, Jeremiah or one of the prophets.”

Original Language (Koine Greek)

New Testament · Koine Greek · Matthew 16:5

Καὶ Kai G2532 And

ἐλθόντες elthontes G2064 having come

οἱ hoi G3588 the

μαθηταὶ mathētai G3101 disciples

αὐτοῦ autou G0846 of him

εἰς eis G1519 to

τὸ to G3588 the

πέραν peran G4008 other side

ἐπελάθοντο epelathonto G1950 they forgot

ἄρτους artous G0740 bread

λαβεῖν.¶ labein G2983 to take.

Source: STEPBible TAGNT/TEHB (CC-BY 4.0). Click or tap a morphology code to see the full parsing.

Scholars' Consensus

Commentators agree that the core warning in this passage is about the corrupting influence of false doctrine. Jesus uses “leaven” (ζύμη) as a metaphor, and the disciples mistakenly think he means literal bread. Adam Clarke notes that “bad doctrines act in the soul as leaven does in meal; they assimilate the whole spirit to their own nature.” Barnes adds that the doctrines of the Pharisees were “insinuating, artful, plausible” and worked secretly like leaven. Calvin emphasizes the contrast between “the pure and uncorrupted word of God” and human inventions. The disciples’ failure to catch the metaphor leads to Jesus’ sharp rebuke: “O ye of little faith” (ὀλιγόπιστοι). He points them to the two feeding miracles as proof that he can supply their physical needs, so his concern must be about something deeper, spiritual danger. By verse 12, they finally understand: the leaven is “the teaching of the Pharisees and Sadducees” (διδαχή). The passages teaches that spiritual discernment requires remembering God’s past provision and looking beyond surface concerns.

How settled is the interpretation?

Interpretive difficulty: Medium

Main views:

Disciples as type of human dullness: The disciples’ literal reading shows how even close followers can miss spiritual meaning when preoccupied with physical needs (v.7-8).
Specific warning against Jewish leaders: The leaven represents the distinct threats of Pharisaic legalism/hypocrisy and Sadducean rationalism, rooted in the confrontation of v.1-4.
Call to remember Christ's provision: Jesus anchors the rebuke in the two feeding miracles, teaching that memory of God’s past faithfulness is essential for present discernment (v.9-10).

What is clear: Jesus uses the metaphor of leaven to warn against corrupting influences—primarily false teaching—and rebukes the disciples for missing the point because of their anxiety over literal bread.

What Scholars Agree and Debate

Topic	Agreed	Debated
Meaning of 'leaven'	All traditions agree leaven here symbolises corrupting influence. The disciples misunderstand it as literal bread; Jesus corrects them to mean teaching.	Some emphasise hypocrisy (Luke 12:1), others false doctrine (Matthew 16:12), others worldly politics (Mark's mention of Herod). Most see these as facets of the same warning.
Severity of Jesus' rebuke	Jesus rebukes the disciples sharply, calling them 'little faith'. All see this as a loving correction aimed at growth.	Protestant commentators (Calvin, Barnes) stress human dullness and ingratitude. Catholic interpreters often highlight the pedagogy of Jesus, he uses their mistake to teach, not to condemn.
Role of the feeding miracles	The two feedings are presented as evidence that Jesus can provide bread, so his concern must be about something else. All agree the miracles should have built trust.	Some focus on the quantity of leftover baskets as proof of abundance (Clarke). Others note the different basket types (kophinos vs. spyris) as showing continuity of provision (Gill).
Application to church today	The passage warns believers to be alert to false teaching that spreads subtly, like yeast dough.	Different traditions define 'false teaching' differently: some emphasise doctrinal error (e.g., denial of resurrection), others ethical corruption (hypocrisy), others political entanglements. The common ground is the need for discernment.

Historical & Cultural Context

This passage sits within a period of escalating tension in Galilee. Immediately before, the Pharisees and Sadducees, normally opponents, unite to demand a sign from heaven (Matthew 16:1-4). Jesus rebukes them, then departs by boat with his disciples to the eastern shore near Bethsaida (Mark 8:22; Clarke notes this as the destination). The disciples had forgotten to bring bread, having only one loaf (Mark 8:14). This practical oversight sets the stage for a profound misunderstanding.

Leaven (ζύμη) carried deep symbolic weight for Jewish readers. In the Old Testament, leaven represented corruption and was strictly forbidden in offerings (Exodus 12:15-19; Leviticus 2:11). A small amount permeates the whole batch, making it a fitting image for sin or false teaching that spreads undetected. However, as Lightfoot noted (quoted by Clarke), the term was “very rarely used among the Jews to signify doctrine,” so the disciples’ literal reading is understandable.

The two groups Jesus names represent distinct threats. The Pharisees emphasized oral tradition, legalism, and hypocrisy (Matthew 15:1-9; Luke 12:1 calls their leaven “hypocrisy”). The Sadducees denied the resurrection and angelic beings, favoring rationalism and political accommodation. Mark’s parallel adds “the leaven of Herod” (Mark 8:15), probably referring to worldly, corrupt power. Together, these groups embodied the spiritual dangers facing the disciples as Jesus’ ministry moved toward its climax. The journey across the lake becomes a backdrop for a lesson in discernment: will they see only physical needs, or perceive the deeper corruption Jesus warns against?

Textual Notes

The construction “unto them” (αὐτοῖς) in verse 8 is absent from important manuscripts, including Codexes B, D, K, L, M, S, the Syriac and Vulgate, and is omitted by Griesbach. Clarke notes that Mill approves the omission. The variant does not affect the meaning; Jesus’ words are clearly directed at the disciples regardless. The consulted sources note no other significant textual variants in this passage.

Reception History

Early church fathers like Origen and Chrysostom read this passage as a warning against heresy spreading like yeast, a small error growing into full corruption. In the Reformation, Calvin contrasted the “pure and uncorrupted word of God” with human inventions, applying the leaven warning to traditions that obscure the gospel. Wesley focused on the inward spread of false doctrine in the soul, while Matthew Henry stressed the need for constant watchfulness. Modern interpretation often highlights the psychological dynamic: anxiety over material needs can deafen us to spiritual warnings. Across traditions, the passage has been a cornerstone for teaching on discernment, the danger of hypocrisy, and the necessity of remembering God’s past acts of provision.

Preaching This Verse

Three-point outline

Misunderstanding the Warning (v.5-7). Jesus warns about leaven; the disciples fixate on forgotten bread. Their minds are on physical lack, not spiritual danger. This shows how easily practical worries crowd out spiritual perception.
The Rebuke and the Reminder (v.8-11). Jesus calls them “little faith” and points to the two feedings. The miracles should have taught them that he can supply bread, so his real concern must be something else. Past provision is the basis for present trust.
The Clarification (v.12). They finally understand: leaven refers to the teaching of the Pharisees and Sadducees. False doctrine spreads like yeast, quietly corrupting the whole person. Discernment means recognizing dangerous teaching before it takes hold.

Five-point outline

A literal preoccupation: the disciples hear “bread” and panic.
A metaphor missed: leaven as false teaching was unfamiliar to them.
A loving rebuke: “little faith” calls them to trust God’s provision.
A remembered miracle: the two feedings prove Jesus can provide.
A lesson learned: false teaching is the real danger, not lack of bread.

Illustration hooks

The parent’s warning. A child hears “don’t touch that stove” and thinks of the stove itself, but the parent means the heat. The disciples heard “leaven” and thought of bread, but Jesus meant the dangerous teaching.
The small ingredient. A tiny amount of yeast can double a loaf. A small false idea, unchecked, can reshape a whole life or church. The most dangerous heresies start small.
The forgotten provision. After a big meal, we often worry about the next one. The disciples had just seen thousands fed, twice, yet fretted over one meal. Past goodness easily fades from memory when new anxiety arrives.

Questions your congregation is asking

How do I spot false teaching without becoming suspicious of everything?
Why does Jesus call their misunderstanding a lack of faith? Isn’t it just a mistake?
How can I keep past answered prayers in mind when facing new needs?

Leading a Discussion

This passage shows how easily we misread Jesus when our minds are fixed on practical concerns. The disciples hear a spiritual warning and think about lunch. Jesus uses their mistake to teach them, and us, about discernment. Small group leaders can guide members to see how the same dynamic plays out in daily life: we worry about tangible needs while missing the subtle dangers of false teaching and misplaced trust.

Discussion questions

What were the disciples focused on when Jesus warned about leaven? Why did they misunderstand?
Jesus calls them “you of little faith.” What connection does he make between their worry about bread and their faith?
How do the two feeding miracles (chapters 14 and 15) answer the disciples’ concern about bread?
In verse 12, the disciples finally understand. What changed? How does Jesus’ patience with their slowness encourage you?
What kinds of “leaven” (false teaching or corrupting influences) are most dangerous in your context today?
How can remembering God’s past provision help you discern what’s truly important in a moment of worry?
What one step could you take this week to be more alert to subtle false teaching, whether from culture, media, or even inside the church?

What the Commentators Say

6 public-domain commentaries, condensed into plain language.

Adam Clarke's Commentary Methodist/Wesleyan 1826

Clarke observes that the disciples missed Jesus meaning because the term leaven was rarely used among Jews to signify doctrine. He stresses that bad teaching works like leaven, assimilating the whole spirit to its nature, and laments how readily people perceive bodily needs while remaining blind to far more pressing spiritual necessities.

Barnes' Notes on the Bible Protestant 1832

Barnes highlights that Jesus used "leaven" to describe how false doctrine spreads secretly and silently, just like yeast works through dough. The disciples missed this because Jews had never applied "leaven" to teaching before. Jesus then rebuked their anxiety about bread, since the miracles proved he could provide for them without worry.

Calvin's Commentaries Reformed 1564

Calvin focuses on leaven as any human invention added to God's word, warning that false doctrine inevitably corrupts sincere piety. He insists that even high-ranking authorities must be rejected if they mingle their own ideas with Scripture. The disciples' anxiety about

Cambridge Bible for Schools and Colleges Anglican 1880

The distinctive point here is the disciples' twofold mistake: they took "leaven" literally rather than as a metaphor, lacking spiritual insight, and they thought Jesus was rebuking their forgetfulness, revealing a deficit of trust. This metaphorical use of leaven was a new teaching, unlike the Pharisees' literal rules about which leaven was lawful.

Geneva Bible Notes Reformed 1599

The Geneva Notes point out that the disciples’ concern about forgetting bread exposes their little faith. Jesus reminds them of the two miraculous feedings to show that his warning is not about physical bread but the corrupting doctrine of the Pharisees and Sadducees, which they finally grasp.

Matthew Henry's Commentary Reformed/Presbyterian 1710

Henry notes that Jesus warns his disciples about spiritual danger using the physical image of leaven, yet they assume he means literal

Word Study

The key original-language words in this verse. Select any word for its full lexicon entry — meaning, every occurrence in Scripture, and related words.

ἄρτος artos bread G0740 · Greek → αὐτός autos it/s/he G0846 · Greek → εἰς eis toward G1519 · Greek → ἐπιλανθάνω epilanthanō to forget G1950 · Greek → ἔρχομαι erchomai to come/go G2064 · Greek → καί kai and G2532 · Greek → λαμβάνω lambanō to take G2983 · Greek → μαθητής mathētēs disciple G3101 · Greek → ὁ ho the/this/who G3588 · Greek → πέραν peran other side G4008 · Greek →

Cross-References

Source: Treasury of Scripture Knowledge (TSK, public domain)

Matthew 15:39	Then he sent away the multitudes, got into the boat, and came into the borders of Magdala.
Mark 8:13	He left them, and again entering into the boat, departed to the other side.
Mark 8:14	They forgot to take bread; and they didn’t have more than one loaf in the boat with them.
Exodus 12:15	“‘Seven days you shall eat unleavened bread; even the first day you shall put away yeast out of your houses, for whoever eats leavened bread from the first day until the seventh day, that soul shall be cut off from Israel.
Exodus 12:19	There shall be no yeast found in your houses for seven days, for whoever eats that which is leavened, that soul shall be cut off from the congregation of Israel, whether he is a foreigner, or one who is born in the land.
Leviticus 2:11	“‘No meal offering which you shall offer to Yahweh shall be made with yeast; for you shall burn no yeast, nor any honey, as an offering made by fire to Yahweh.
Mark 8:15	He warned them, saying, “Take heed: beware of the yeast of the Pharisees and the yeast of Herod.”
Luke 12:1	Meanwhile, when a multitude of many thousands had gathered together, so much so that they trampled on each other, he began to tell his disciples first of all, “Beware of the yeast of the Pharisees, which is hypocrisy.

Interlinear and lexical data from STEPBible (CC BY 4.0). Cross-reference data from OpenBible.info (CC BY 4.0). Commentaries are public domain.

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