Leviticus 25:46

“And ye shall take them as an inheritance for your children after you, etc.] Which they might leave them at their death to inherit, as they did their estates and lands; for such servants are, with the Jews f893, said to be like immovable goods, as fields, vineyards, to inherit [them for] a possession; as their property, as anything else that was bequeathed to hem, as negroes now are in our plantations abroad: thy shall be your bondmen for ever; and not be released at the year jubilee, nor before nor after; unless they obtained their liberty, either by purchase, which they might make themselves, or by the means of others, or else by a writing under their master’s hand dismissing them from his…”

“Property in foreign slaves is here distinctly permitted. It was a patriarchal custom Genesis 17:12. Such slaves might be captives taken in war (Numbers 31:6 following; Deuteronomy 20:14), or those consigned to slavery for their crimes, or those purchased of foreign slave-dealers. The price of a slave is supposed to have varied from thirty to fifty shekels. See Leviticus 27:3-4, note; Exodus 21:32, note; Zechariah 11:12-13, note; Matthew 26:15, note. It was the object of Moses, not at once to do away with slavery, but to discourage and to mitigate it. The Law would not suffer it to be forgotten that the slave was a man, and protected him in every way that was possible at the time against the…”

“And ye shall: Isa 14:2 they shall be your bondmen for ever: Heb. ye shall serve yourselves with them, Lev 25:39 ye shall not rule: Lev 25:43 Leviticus 25:47”