5 It is better not to vow than to make a vow and not fulfill it.
Ecclesiastes 5:5 Cross References - BSB
Deuteronomy 23:22
22 But if you refrain from making a vow, you will not be guilty of sin.
Proverbs 20:25
25 It is a trap for a man to dedicate something rashly, only later to reconsider his vows.
Acts 5:4
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!”