Deuteronomy 15:2 This is the manner of the release: every creditor shall release that which he has lent to his neighbor; he shall not exact it of his neighbor and his brother; because Yahweh's release has been proclaimed. (See NIV)
Deuteronomy 15:9 Beware that there not be a base thought in your heart, saying, "The seventh year, the year of release, is at hand;" and your eye be evil against your poor brother, and you give him nothing; and he cry to Yahweh against you, and it be sin to you. (See NIV)
Deuteronomy 31:10 Moses commanded them, saying, "At the end of every seven years, in the set time of the year of release, in the feast of tents, (See NIV)