If you make a vow to the LORD your God, do not be slow to keep it, because He will surely require it of you, and you will be guilty of sin.

Matthew 5:33
Again, you have heard that it was said to the ancients, 'Do not break your oath, but fulfill your vows to the Lord.'

Leviticus 27:2
"Speak to the Israelites and say to them, 'When someone makes a special vow to the LORD involving the value of persons,

Numbers 30:1
Then Moses said to the heads of the tribes of Israel, "This is what the LORD has commanded:

Numbers 30:2
If a man makes a vow to the LORD or swears an oath to obligate himself by a pledge, he must not break his word; he must do everything he has promised.

Deuteronomy 23:22
But if you refrain from making a vow, you will not be guilty of sin.

1 Samuel 20:16
So Jonathan made a covenant with the house of David, saying, "May the LORD hold David's enemies accountable."

Job 22:27
You will pray to Him, and He will hear you, and you will fulfill your vows.

Psalm 50:14
Sacrifice a thank offering to God, and fulfill your vows to the Most High.

Psalm 61:8
Then I will ever sing praise to Your name and fulfill my vows day by day.

Ecclesiastes 5:4
When you make a vow to God, do not delay in fulfilling it, because He takes no pleasure in fools. Fulfill your vow.

Ecclesiastes 5:5
It is better not to vow than to make a vow and not fulfill it.

When you shall vow a vow to the LORD your God, you shall not slack to pay it: for the LORD your God will surely require it of you; and it would be sin in you.