Genesis 22:17
22:17 I will indeed bless you, and I will greatly multiply your descendants so that they will be as countless as the stars in the sky or the grains of sand on the seashore. Your descendants will take possession of the strongholds of their enemies.
Leviticus 25:46
25:46 You may give them as inheritance to your children after you to possess as property. You may enslave them perpetually. However, as for your brothers the Israelites, no man may rule over his brother harshly.
Deuteronomy 21:19
21:19 his father and mother must seize him and bring him to the elders at the gate of his city.