Deuteronomy 23:22

22But if you refrain from vowing, you will not be guilty of sin.

Proverbs 20:25

25It is a snare to say rashly, β€œIt is holy,”
and to reflect only aafter making vows.

Acts 5:4

4While it remained unsold, did it not remain your own? And after it was sold, was it not at your disposal? Why is it that you have contrived this deed in your heart? You have not lied to man but bto God.”
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