When thou shalt vow a vow unto the LORD thy God, thou shalt not slack to pay it: for the LORD thy God will surely require it of thee; and it would be sin in thee.

DEUTERONOMY 23:21KJV
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What does Deuteronomy 23:21 mean?

Deuteronomy 23:21 warns that if someone makes a vow to the LORD God, they must not delay in fulfilling it, because God will hold them accountable and it would be considered a sin not to keep the promise. The verse emphasizes the seriousness of making commitments to God and the expectation that they are honored promptly.

In this part of Deuteronomy, Moses is speaking to the Israelites as they prepare to live in the land God is giving them. The context is about voluntary promises or pledges made directly to God, not everyday agreements. The verse highlights that God takes these vows seriously and expects follow-through, showing the importance of integrity and respect in a person's relationship with God.

The Hebrew behind Deuteronomy 23:21

  • נֶדֶר (neder, H5088) and נָדַר (nadar, H5087): Both words relate to making a vow or a solemn promise, specifically one made to God. The use of both forms in the Hebrew underscores the act of making a binding commitment.
  • יְהוָה (YHWH, H3068): This is the personal name of God, often rendered as "the LORD." Its use here stresses that the vow is made directly to the God of Israel, not just any deity or authority.
  • אֱלֹהִים (Elohim, H430): This word for God emphasizes His power and authority, reinforcing that the promise is made to the supreme being.
  • תְּאַחֵר (te’acher, H309): Translated as "slack" or "delay," this word means to postpone or put off. The verse warns against putting off fulfilling a vow, showing that promptness matters to God.
  • שָׁלַם (shalam, H7999): Meaning "to pay" or "to fulfill," this word highlights that the vow is a debt or obligation that must be completed.
  • דָּרֹשׁ יִדְרְשֶׁנּוּ (darosh yidreshennu, H1875): Translated as "will surely require," this phrase uses repetition for emphasis, showing that God will definitely call a person to account for their vow.
  • חֵטְא (chet, H2399): This word for "sin" means missing the mark or failing in duty. Not fulfilling a vow is seen as a moral failure before God.

Why Deuteronomy 23:21 matters

  • Deuteronomy 23:21 clarifies that making a vow to God is entirely voluntary, but once made, it becomes a binding obligation that cannot be ignored or delayed.
  • The verse highlights the seriousness with which God views promises made to Him, setting a high standard for honesty and follow-through in spiritual commitments.
  • This instruction fits into a broader section about holiness and proper conduct among the Israelites, showing that integrity before God is a key part of their identity as His people.

Where else these words appear

“slack” Hebrew H309 · used in 17 verses

  • Genesis 24:56 And he said unto them, Hinder me not, seeing the LORD hath prospered my way; send me away that I may go to my master.
  • Judges 5:28 The mother of Sisera looked out at a window, and cried through the lattice, Why is his chariot so long in coming? why tarry the wheels of his chariots?
  • Proverbs 23:30 They that tarry long at the wine; they that go to seek mixed wine.

“vow” Hebrew H5087 · used in 28 verses

  • Genesis 28:20 And Jacob vowed a vow, saying, If God will be with me, and will keep me in this way that I go, and will give me bread to eat, and raiment to put on,
  • Deuteronomy 12:11 Then there shall be a place which the LORD your God shall choose to cause his name to dwell there; thither shall ye bring all that I command you; your burnt offerings, and your sacrifices, your tithes, and the heave offering of your hand, and all your choice vows which ye vow unto the LORD:
  • Psalms 76:11 Vow, and pay unto the LORD your God: let all that be round about him bring presents unto him that ought to be feared.

“sin” Hebrew H2399 · used in 33 verses

  • Genesis 41:9 Then spake the chief butler unto Pharaoh, saying, I do remember my faults this day:
  • Deuteronomy 19:15 One witness shall not rise up against a man for any iniquity, or for any sin, in any sin that he sinneth: at the mouth of two witnesses, or at the mouth of three witnesses, shall the matter be established.
  • Psalms 103:10 He hath not dealt with us after our sins; nor rewarded us according to our iniquities.

“vow” Hebrew H5088 · used in 57 verses

  • Genesis 28:20 And Jacob vowed a vow, saying, If God will be with me, and will keep me in this way that I go, and will give me bread to eat, and raiment to put on,
  • Numbers 30:5 But if her father disallow her in the day that he heareth; not any of her vows, or of her bonds wherewith she hath bound her soul, shall stand: and the LORD shall forgive her, because her father disallowed her.
  • 2 Samuel 15:8 For thy servant vowed a vow while I abode at Geshur in Syria, saying, If the LORD shall bring me again indeed to Jerusalem, then I will serve the LORD.