Easton's Bible Dictionary (1897)
Forests of the weavers, a Bethlehemite (2 Sam. 21:19), and the father of Elhanan, who slew Goliath. In 1 Chr. 20:5 called JAIR.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
JAAR'E-OR'EGIM (forests of the weavers), the Bethlehemite whose son Elhanan slew the brother of Goliath. 2 Sam 21:19. In 1 Chr 20:5 he appears as Jair.