Leviticus

Thou shalt not rule over him with rigour; but shalt fear thy God.

And the people shall take them, and bring them to their place: and the house of Israel shall possess them in the land of the Lord for servants and handmaids: and they shall take them captives, whose captives they were; and they shall rule over their oppressors.

And they blessed Rebekah, and said unto her, Thou art our sister, be thou the mother of thousands of millions, and let thy seed possess the gate of those which hate them.

And if thy brother that dwelleth by thee be waxen poor, and be sold unto thee; thou shalt not compel him to serve as a bondservant:

But of the children of Israel did Solomon make no servants for his work; but they were men of war, and chief of his captains, and captains of his chariots and horsemen.