Leviticus 25:37-39 New King James Version (NKJV)
37 You shall not lend him your money for usury, nor lend him your food at a profit. 38 I am the Lord your God, who brought you out of the land of Egypt, to give you the land of Canaan and to be your God.
The Law Concerning Slavery
39 ‘And if one of your brethren who dwells by you becomes poor, and sells himself to you, you shall not compel him to serve as a slave.
Leviticus 25:37-39 New International Version (NIV)
37 You must not lend them money at interest or sell them food at a profit. 38 I am the Lord your God, who brought you out of Egypt to give you the land of Canaan and to be your God.
39 “‘If any of your fellow Israelites become poor and sell themselves to you, do not make them work as slaves.