Deuteronomy 23:21

Expanded Bible

²¹ If you make a ·promise [vow] to give ·something [a vow] to the Lord your God [Lev. 7:16–17; Num. 30:2–17], do not ·be slow [delay] to pay it, because the Lord your God ·demands [will surely seek] it from you. Do not be guilty of sin.