Easton's Bible Dictionary (1897)
Children of Jaakan (Num. 33:31, 32), the same as Beeroth.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
BEN'E-JA'AKAN (children of Jaakan), a tribe probably descended from a grandson of Seir the Horite, and which gave a name to wells where Israel encamped. Num 33:31, Jud 1:32; same as Beeroth, and as the wells at el Mayin, 60 miles west of Mount Hor.
Hitchcock's Bible Names (1869)
sons of sorrow