Leviticus 27:2

Speak to the sons of Israel, and say to them, When a man shall accomplish a vow, the persons shall be for LORD by thy estimation.

Numbers 6:2

Speak to the sons of Israel, and say to them, When either man or woman shall make a special vow, the vow of a Nazarite, to separate himself to LORD,

Deuteronomy 23:21-23

When thou shall vow a vow to LORD thy God, thou shall not be slack to pay it. For LORD thy God will surely require it of thee, and it would be sin in thee.

Judges 11:30-31

And Jephthah vowed a vow to LORD, and said, If thou will indeed deliver the sons of Ammon into my hand,

Judges 11:39

And it came to pass at the end of two months, that she returned to her father, who did with her according to his vow which he had vowed, and she knew no man. And it was a custom in Israel,

1 Samuel 1:11

And she vowed a vow, and said, O LORD of hosts, if thou will indeed look on the affliction of thy handmaid, and remember me, and not forget thy handmaid, but will give to thy handmaid a man-child, then I will give him to LORD all t

1 Samuel 1:28

Therefore also I have granted him to LORD; as long as he lives he is granted to LORD. And he worshipped LORD there.

Genesis 28:20-22

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 21:2

And Israel vowed a vow to LORD, and said, If thou 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 LORD, and binds herself by a bond, being in her father's house, in her youth,

Ecclesiastes 5:4-5

When thou vow a vow to God, defer not to pay it, for he has no pleasure in fools. Pay that which thou 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
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 6:2
Speak to the sons of Israel, and say to them, When either man or woman shall make a special vow, the vow of a Nazarite, to separate himself to LORD,
Numbers 21:2
And Israel vowed a vow to LORD, and said, If thou will indeed deliver this people into my hand, then I will utterly destroy their cities.
Deuteronomy 23:21
When thou shall vow a vow to LORD thy God, thou shall not be slack to pay it. For LORD thy God will surely require it of thee, and it would be sin in thee.
Judges 11:30
And Jephthah vowed a vow to LORD, and said, If thou will indeed deliver the sons of Ammon into my hand,
1 Samuel 1:11
And she vowed a vow, and said, O LORD of hosts, if thou will indeed look on the affliction of thy handmaid, and remember me, and not forget thy handmaid, but will give to thy handmaid a man-child, then I will give him to LORD all t