Judges 11:30
Jephthah made a vow to the Lord and said, “If You will indeed give the Ammonites into my hand,
Genesis 28:20
Then Jacob made a vow (promise), saying, “If God will be with me and will keep me on this journey that I take, and will give me food to eat and clothing to wear,
1 Samuel 1:11
She made a vow, saying, “O Lord of hosts, if You will indeed look on the affliction (suffering) of Your maidservant and remember, and not forget Your maidservant, but will give Your maidservant a son, then I will give him to the Lord all the days of his life; a
Numbers 30:2-16
If a man makes a vow to the Lord or swears an oath to bind himself with a pledge [of abstinence], he shall not break (violate, profane) his word; he shall do according to all that proceeds out of his mouth.
Ecclesiastes 5:1-2
Guard your steps and focus on what you are doing as you go to the house of God and draw near to listen rather than to offer the [careless or irreverent] sacrifice of fools; for they are too ignorant to know they are doing evil.
Ecclesiastes 5:4-5
When you make a vow or a pledge to God, do not put off paying it; for God takes no pleasure in fools [who thoughtlessly mock Him]. Pay what you vow.