Ecclesiastes 5:4-5
When you make a vow to God, do not delay in fulfilling it, because He takes no pleasure in fools. Fulfill your vow. / It is better not to vow than to make a vow and not fulfill it.

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.

Matthew 5:33-37
Again, you have heard that it was said to the ancients, ‘Do not break your oath, but fulfill your vows to the Lord.’ / But I tell you not to swear at all: either by heaven, for it is God’s throne; / or by the earth, for it is His footstool; or by Jerusalem, for it is the city of the great King. ...

James 5:12
Above all, my brothers, do not swear, not by heaven or earth or by any other oath. Simply let your “Yes” be yes, and your “No,” no, so that you will not fall under judgment.

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

Proverbs 20:25
It is a trap for a man to dedicate something rashly, only later to reconsider his vows.

Leviticus 27:2-3
“Speak to the Israelites and say to them, ‘When someone makes a special vow to the LORD involving the value of persons, / if the valuation concerns a male from twenty to sixty years of age, then your valuation shall be fifty shekels of silver, according to the sanctuary shekel.

Judges 11:30-31
Jephthah made this vow to the LORD: “If indeed You will deliver the Ammonites into my hand, / then whatever comes out the door of my house to greet me on my triumphant return from the Ammonites will belong to the LORD, and I will offer it up as a burnt offering.”

Acts 5:4
Did it not belong to you before it was sold? And after it was sold, was it not at your disposal? How could you conceive such a deed in your heart? You have not lied to men, but to God!”

Psalm 66:13-14
I will enter Your house with burnt offerings; I will fulfill my vows to You— / the vows that my lips promised and my mouth spoke in my distress.

Jonah 2:9
But I, with the voice of thanksgiving, will sacrifice to You. I will fulfill what I have vowed. Salvation is from the LORD!”

1 Samuel 1:11
And she made a vow, saying, “O LORD of Hosts, if only You will look upon the affliction of Your maidservant and remember me, not forgetting Your maidservant but giving her a son, then I will dedicate him to the LORD all the days of his life, and no razor shall ever touch his head.”

Genesis 28:20-22
Then Jacob made a vow, saying, “If God will be with me and watch over me on this journey, and if He will provide me with food to eat and clothes to wear, / so that I may return safely to my father’s house, then the LORD will be my God. / And this stone I have set up as a pillar will be God’s house, and of all that You give me I will surely give You a tenth.”

2 Corinthians 9:7
Each one should give what he has decided in his heart to give, not out of regret or compulsion. For God loves a cheerful giver.

Malachi 1:14
“But cursed is the deceiver who has an acceptable male in his flock and vows to give it, but sacrifices a defective animal to the Lord. For I am a great King,” says the LORD of Hosts, “and My name is to be feared among the nations.