Matthew 5:33
Oaths
33 “Again hyou have heard that it was said to those of old, q‘You shall not swear falsely, but rshall perform to the Lord what you have sworn.’
Numbers 30:2
2 gIf a man vows a vow to the Lord, or hswears an oath to bind himself by a pledge, he shall not break his word. iHe shall do according to all that proceeds out of his mouth.
Deuteronomy 23:21
21 c“If you make a vow to the Lord your God, you shall not delay fulfilling it, for the Lord your God will surely require it of you, and you will be guilty of sin.
Ecclesiastes 5:4
4 When syou vow a vow to God, tdo not delay paying it, for he has no pleasure in fools. uPay what you vow.