“When you make a vow to Adonai your God, you are not to delay to make good on it—for Adonai your God will certainly require it of you, and you would have sin on you.
Don’t let your mouth lead your flesh to sin, and don’t say before the messenger, “It was a mistake!” Why should God be angry at your voice and destroy the work of your hands?
To a foreigner you may charge interest, but to your brother you are not to charge interest, so that Adonai your God may bless you in every undertaking of your hand on the land you are going in to possess.
But Bnei-Yisrael did not strike them, because the leaders of the community had sworn to them by Adonai, God of Israel. Then the entire community murmured against the leaders,