Leviticus 25:45

And also you may buy of the sons of the tenants who are staying with you; and from their families that are with you, whom they fathered in your land. And they shall be your possession.

Isaiah 56:3-6

And do not let the son of the stranger, who has joined himself to Jehovah, speak, saying, Jehovah has utterly separated me from His people. And do not let the eunuch say, Behold, I am a dry tree.

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