Deuteronomy 23:21

When thou shalt vow a vow to Jehovah thy God thou shalt not delay to complete it, for Jehovah thy God requiring, will require it from thee; and it was sin in thee.

Ecclesiastes 5:4-5

When thou shalt vow a vow to God, thou shalt not delay to repay it; for there is no desire in the foolish: repay what thou shalt vow.

Deuteronomy 23:18

Thou shalt not bring the hire of a harlot, and the price of a dog to the house of Jehovah thy God, for any vow: for these two are also an abomination to Jehovah thy God.

Psalm 66:13-14

I will go into thine house with 'burnt-offerings: I will repay to thee my vows,

Psalm 76:11

Vow, ye, and repay to Jehovah your God: all being round about him shall bring a gift for fear.

Genesis 28:20

And Jacob will vow a vow, saying, If God will be with me, and will preserve me in this way which I went, and gave to me bread to eat, and covering to put on,

Genesis 35:1-3

And God will say to Jacob, Arise, go up to the house of God and dwell there: and make there an altar to God, having been seen to thee in thy fleeing from the face of Esau thy brother.

Leviticus 27:2-34

Speak to the sons of Israel, and say to them, When a man shall separate a vow by thy estimation, the souls for Jehovah.

Numbers 30:1-16

And Moses will speak to the heads of the tribes to the sons of Israel, saying, This the word which Jehovah commanded.

Psalm 56:12

Upon me, O God, thy vows: I will repay praises to thee.

Psalm 116:18

My vows to Jehovah I will repay before now to all his people,

Jonah 1:16

And the men feared Jehovah with great fear, and they will sacrifice a sacrifice to Jehovah, and they will vow vows.

Jonah 2:9

And I will sacrifice to thee with the voice of praise; what I vowed I will requite. Salvation is to Jehovah.

Nahum 1:15

Behold upon the mountains the feet of him announcing good news, causing peace to be heard. O Judah, keep thy festivals, complete thy vows: for Belial shall no more add to pass through thee: he was completely cut off.

Matthew 5:33

Again, ye have heard, that it was said to the ancients, Thou shalt not swear a false oath, and thou shalt. return to the Lord thine oaths.

Treasury of Scripture Knowledge

Summary

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.

Bible References

General references

Deuteronomy 23:18
Thou shalt not bring the hire of a harlot, and the price of a dog to the house of Jehovah thy God, for any vow: for these two are also an abomination to Jehovah thy God.
Genesis 28:20
And Jacob will vow a vow, saying, If God will be with me, and will preserve me in this way which I went, and gave to me bread to eat, and covering to put on,
Genesis 35:1
And God will say to Jacob, Arise, go up to the house of God and dwell there: and make there an altar to God, having been seen to thee in thy fleeing from the face of Esau thy brother.
Leviticus 27:2
Speak to the sons of Israel, and say to them, When a man shall separate a vow by thy estimation, the souls for Jehovah.
Numbers 30:2
A man when he shall vow a vow to Jehovah, or swear an oath to bind a binding upon his soul, he shall not profane his word; according to all going forth from his mouth he shall do.
Psalm 56:12
Upon me, O God, thy vows: I will repay praises to thee.
Psalm 66:13
I will go into thine house with 'burnt-offerings: I will repay to thee my vows,
Psalm 76:11
Vow, ye, and repay to Jehovah your God: all being round about him shall bring a gift for fear.
Psalm 116:18
My vows to Jehovah I will repay before now to all his people,
Ecclesiastes 5:4
When thou shalt vow a vow to God, thou shalt not delay to repay it; for there is no desire in the foolish: repay what thou shalt vow.
Jonah 1:16
And the men feared Jehovah with great fear, and they will sacrifice a sacrifice to Jehovah, and they will vow vows.
Jonah 2:9
And I will sacrifice to thee with the voice of praise; what I vowed I will requite. Salvation is to Jehovah.
Nahum 1:15
Behold upon the mountains the feet of him announcing good news, causing peace to be heard. O Judah, keep thy festivals, complete thy vows: for Belial shall no more add to pass through thee: he was completely cut off.