Easton's Bible Dictionary (1897)
Man of Tob, one of the small Syrian kingdoms which together constituted Aram (2 Sam. 10:6, 8).
Smith's Bible Dictionary (1863)
(men of Tob), apparently one of the small kingdoms or states which formed part of the general country of Aram, named with Zobah, Rehob and Maacah. (2 Samuel 10:6,8)
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
ISH'TOB (men of Tob), apparently a small kingdom which formed a part of the country of Aram, and named with Zobah, Rehob, and Maachah. 2 Sam 10:6, 2 Sam 10:8. See Tob.