unto a foreigner thou mayest lend upon usury; but unto thy brother thou shalt not lend upon usury: that the LORD thy God may bless thee in all that thou puttest thine hand unto, in the land whither thou goest in to possess it.
And this is the manner of the release: every creditor shall release that which he hath lent unto his neighbour; he shall not exact it of his neighbour and his brother; because the LORD'S release hath been proclaimed.
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.