Leviticus 27:2

"Speak to the children of Israel, and say to them, 'When a man makes a vow, the persons shall be for the LORD by your valuation.

Numbers 6:2

"Speak to the children of Israel, and tell them: When either man or woman shall make a special vow, the vow of a Nazirite, to separate himself to the LORD,

Deuteronomy 23:21-23

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

Judges 11:30-31

Jephthah made a vow to the LORD, and said, "If you will indeed deliver the children of Ammon into my hand,

Judges 11:39

It happened at the end of two months, that she returned to her father, who did with her according to what he had vowed. And she was a virgin. It became a custom in Israel,

1 Samuel 1:11

She vowed a vow, and said, "LORD of hosts, if you will indeed look on the affliction of your handmaid, and remember me, and not forget your handmaid, but will give to your handmaid a boy, then I will give him to the LORD all the days of his life, and no razor shall come on his head."

1 Samuel 1:28

Therefore also I have lent him to the LORD. As long as he lives he is lent to the LORD." He worshiped the LORD there.

Genesis 28:20-22

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 clothing to put on,

Numbers 21:2

Israel vowed a vow to the LORD, and said, "If you will indeed deliver this people into my hand, then I will utterly destroy their cities."

Numbers 30:3

"Also when a woman vows a vow to the LORD, and binds herself by a bond, being in her father's house, in her youth,

Ecclesiastes 5:4-5

When you vow a vow to God, do not defer to pay it; for he has no pleasure in fools. Pay that which you vow.

Treasury of Scripture Knowledge

Summary

Speak unto the children of Israel, and say unto them, When a man shall make a singular vow, the persons shall be for the LORD by thy estimation.

Bible References

When

Genesis 28:20
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 clothing to put on,
Numbers 6:2
"Speak to the children of Israel, and tell them: When either man or woman shall make a special vow, the vow of a Nazirite, to separate himself to the LORD,
Numbers 21:2
Israel vowed a vow to the LORD, and said, "If you will indeed deliver this people into my hand, then I will utterly destroy their cities."
Deuteronomy 23:21
When you shall vow a vow to the LORD your God, you shall not be slack to pay it: for the LORD your God will surely require it of you; and it would be sin in you.
Judges 11:30
Jephthah made a vow to the LORD, and said, "If you will indeed deliver the children of Ammon into my hand,
1 Samuel 1:11
She vowed a vow, and said, "LORD of hosts, if you will indeed look on the affliction of your handmaid, and remember me, and not forget your handmaid, but will give to your handmaid a boy, then I will give him to the LORD all the days of his life, and no razor shall come on his head."