NET

45 Also, you may buy slaves from the children of the foreigners who reside with you, and from their families that are with you, whom they have fathered in your land; they may become your property.

Darby

45 Moreover of the children of them that dwell as sojourners with you, of them may ye buy, and of their family that is with you, which they beget in your land, and they shall be your possession.

KJV

45 Moreover of the children of the strangers that do sojourn among you, of them shall ye buy, and of their families that [are] with you, which they begat in your land: and they shall be your possession.