BSB
If you make a vow to the LORD your God, do not be slow to keep it, because He will surely require it of you, and you will be guilty of sin.
AKJV
When you shall vow a vow to the LORD your God, you shall not slack to pay it: for the LORD your God will surely require it of you; and it would be sin in you.
CPDV
When you have made a vow to the Lord your God, you shall not be late in paying it. For the Lord your God demands it. And if you delay, it shall be imputed to you as a sin.
ERV
When thou shalt vow a vow unto the LORD thy God, thou shalt not be slack to pay it: for the LORD thy God will surely require it of thee; and it would be sin in thee.
NHEB
When you shall vow a vow to the LORD your God, you shall not be slack to pay it: for the LORD your God will surely require it of you; and it would be sin in you.
SMT
When thou shalt vow a vow to Jehovah thy God thou shalt not delay to complete it, for Jehovah thy God requiring, will require it from thee; and it was sin in thee.