²¹ When thou shalt vow a vow unto the Lord thy God, thou shalt not slack to pay it: for the Lord thy God will surely require it of thee; and it would be sin in thee.

¹⁸ And the children of Israel smote them not, because the princes of the congregation had sworn unto them by the Lord God of Israel. And all the congregation murmured against the princes.

³³ Again, ye have heard that it hath been said by them of old time, Thou shalt not forswear thyself, but shalt perform unto the Lord thine oaths: