Easton's Bible Dictionary (1897)
Theft, the son of Hadad, of the Edomitish royal family. He was brought up in Pharaoh’s household. His mother was a sister of Tahpenes, the king of Egypt’s wife, mentioned in 1 Kings 11:20.
Smith's Bible Dictionary (1863)
the son of Hadad, an Edomite of the royal family, by an Egyptian princess, the sister of Tahpenes, the queen of the Pharaoh who governed Egypt in the latter part of the reign of David. (1 Kings 11:20) comp.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
GENU'BATH (theft), the son of Hadad, the adversary of Solomon. 1 Kgs 11:20.
Hitchcock's Bible Names (1869)
theft; robbery