Leviticus 25:46

American Standard Version (ASV):
And ye shall make them an inheritance for your children after you, to hold for a possession; of them shall ye take your bondmen for ever: but over your brethren the children of Israel ye shall not rule, one over another, with rigor.

King James Version (KJV):
And ye shall take them as an inheritance for your children after you, to inherit [them for] a possession; they shall be your bondmen for ever: but over your brethren the children of Israel, ye shall not rule one over another with rigour.