Deuteronomy 23:21

When you vow to Jehovah your God do not delay the payback. It would be sin, and Jehovah your God will surely require it of you.

Ecclesiastes 5:4-5

Do not be late in paying a vow you make to God. He takes no delight in fools. Pay what you vow!

Deuteronomy 23:18

Do not bring the hire (fee) of a harlot or the wages of a dog into the house of Jehovah your God for any vow offering. Both of these are an abomination to Jehovah your God.

Psalm 66:13-14

I will come into your temple with burnt offerings. I will keep my vows to you,

Psalm 76:11

Make vows to Jehovah your God and fulfill them. Let all who are around him bring gifts to him. He should be respected.

Genesis 28:20

Jacob made a vow. He said: If God will be with me and will watch over me on my trip and give me food to eat and clothes to wear,

Genesis 35:1-3

God said to Jacob: Go to Bethel and dwell there. Make an altar to God who appeared to you when you fled from your brother Esau.

Leviticus 27:2-34

Give the following regulations for the people of Israel: 'When any of you have been given to Jehovah in fulfillment of a special vow, you may be set free by the payment of the following sums of money,

Numbers 30:1-16

Moses said to the heads of the tribes of Israel: This is what Jehovah has commanded about vows:

Psalm 56:12

Your vows are binding upon me, O God. I will render thank offerings to you.

Psalm 116:18

I will keep my vows to Jehovah in the presence of all his people,

Jonah 1:16

The men greatly reverenced Jehovah. They offered a sacrifice to Jehovah, and made vows.

Jonah 2:9

But I will sacrifice to you with the voice of thanksgiving! I will pay that which I have vowed. Salvation is from Jehovah!

Nahum 1:15

Behold, upon the mountains the feet of him who brings good tidings. Who publishes peace! Keep your feasts, O Judah and perform your vows! The wicked will no more pass through (invade) you. They will be completely destroyed.

Matthew 5:33

You were also told that you should keep a promise (oath). Always keep your promises (vows) to Jehovah.

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
Do not bring the hire (fee) of a harlot or the wages of a dog into the house of Jehovah your God for any vow offering. Both of these are an abomination to Jehovah your God.
Genesis 28:20
Jacob made a vow. He said: If God will be with me and will watch over me on my trip and give me food to eat and clothes to wear,
Genesis 35:1
God said to Jacob: Go to Bethel and dwell there. Make an altar to God who appeared to you when you fled from your brother Esau.
Leviticus 27:2
Give the following regulations for the people of Israel: 'When any of you have been given to Jehovah in fulfillment of a special vow, you may be set free by the payment of the following sums of money,
Numbers 30:2
If a man makes a vow to Jehovah that he will do something or swears an oath that he will not do something, he must not break his word. He must do everything he said he would do.
Psalm 56:12
Your vows are binding upon me, O God. I will render thank offerings to you.
Psalm 66:13
I will come into your temple with burnt offerings. I will keep my vows to you,
Psalm 76:11
Make vows to Jehovah your God and fulfill them. Let all who are around him bring gifts to him. He should be respected.
Psalm 116:18
I will keep my vows to Jehovah in the presence of all his people,
Ecclesiastes 5:4
Do not be late in paying a vow you make to God. He takes no delight in fools. Pay what you vow!
Jonah 1:16
The men greatly reverenced Jehovah. They offered a sacrifice to Jehovah, and made vows.
Jonah 2:9
But I will sacrifice to you with the voice of thanksgiving! I will pay that which I have vowed. Salvation is from Jehovah!
Nahum 1:15
Behold, upon the mountains the feet of him who brings good tidings. Who publishes peace! Keep your feasts, O Judah and perform your vows! The wicked will no more pass through (invade) you. They will be completely destroyed.