The stock, Heb. root, i.e. one of the root or stock. So the word root is elsewhere used for the branch or progeny growing from it, as Numbers 13:28 2 Chronicles 22:10. He seems to note one of a foreign race and country, transplanted into the land of Israel, and there having taken root amongst the people of God; yet even such a one, though he hath some privilege by it, yet he shall not have power to keep a Hebrew servant from the benefit of redemption.
Related Commentaries of Leviticus 25:47
Leviticus 25:47
47 And if a sojourner or stranger wax richg by thee, and thy brother that dwelleth by him wax poor, and sell himself unto the stranger or sojourner by thee, or to the stock of the stranger's family: