In those days they shall say no more, The fathers have eaten a sour grape, and the children's teeth are set on edge.

JEREMIAH 31:29KJV
Know the Bible

What does Jeremiah 31:29 mean?

Jeremiah 31:29 says that in the future, people will stop saying a common proverb: “The fathers have eaten a sour grape, and the children's teeth are set on edge.” This means people will no longer blame the consequences of past generations’ actions on their children.

In this part of Jeremiah, God is speaking through the prophet to the people of Judah, who are facing exile and hardship. The proverb mentioned was used to express the idea that children were suffering for the sins of their parents. Jeremiah is announcing a coming change: each person will be responsible for their own actions, not punished for what their ancestors did.

The Hebrew behind Jeremiah 31:29

  • "days" (יָמִים, yamim): This word points to a future time, signaling a shift from current beliefs to what God promises will happen.
  • "grape" (בֹּסֶר, boser): This is a specific word for an unripe or sour grape, highlighting the unpleasantness of the fathers’ actions and the direct, tangible effect on the next generation.
  • "edge" (קָהָה, qahah): This verb means to become dull or blunt, but here it describes the sensation of teeth set on edge—a vivid image for feeling the aftereffects of someone else’s choices.

Why Jeremiah 31:29 matters

  • Jeremiah 31:29 challenges the idea that people are doomed to suffer for their ancestors’ mistakes, showing a move toward individual responsibility before God.
  • This verse sets up the promise of a new covenant in the following verses, where personal relationship and accountability with God become central.
  • Understanding this shift helps clarify the broader message of hope and restoration in Jeremiah 31, as God prepares to renew His people with new expectations and blessings.

Where else these words appear

“grape” Hebrew H1155 · used in 4 verses

  • Isaiah 18:5 For afore the harvest, when the bud is perfect, and the sour grape is ripening in the flower, he shall both cut off the sprigs with pruning hooks, and take away and cut down the branches.
  • Jeremiah 31:30 But every one shall die for his own iniquity: every man that eateth the sour grape, his teeth shall be set on edge.
  • Ezekiel 18:2 What mean ye, that ye use this proverb concerning the land of Israel, saying, The fathers have eaten sour grapes, and the children's teeth are set on edge?

“edge” Hebrew H6949 · used in 4 verses

  • Ecclesiastes 10:10 If the iron be blunt, and he do not whet the edge, then must he put to more strength: but wisdom is profitable to direct.
  • Jeremiah 31:30 But every one shall die for his own iniquity: every man that eateth the sour grape, his teeth shall be set on edge.
  • Ezekiel 18:2 What mean ye, that ye use this proverb concerning the land of Israel, saying, The fathers have eaten sour grapes, and the children's teeth are set on edge?

“teeth” Hebrew H8127 · used in 48 verses

  • Genesis 49:12 His eyes shall be red with wine, and his teeth white with milk.
  • Job 16:9 He teareth me in his wrath, who hateth me: he gnasheth upon me with his teeth; mine enemy sharpeneth his eyes upon me.
  • Song of Solomon 4:2 Thy teeth are like a flock of sheep that are even shorn, which came up from the washing; whereof every one bear twins, and none is barren among them.