from
Easton's 1897 Bible Dictionary
Hadoram
is exalted. (1.) The son of Tou, king of Hamath, sent by his
father to congratulate David on his victory over Hadarezer, king
of Syria (1 Chr. 18:10; called Joram 2 Sam. 8:10).
(2.) The fifth son of Joktan, the founder of an Arab tribe
(Gen. 10:27; 1 Chr. 1:21).
(3.) One who was "over the tribute;" i.e., "over the levy." He
was stoned by the Israelites after they had revolted from
Rehoboam (2 Chr. 10:18). Called also Adoram (2 Sam. 20:24) and
Adoniram (1 Kings 4:6).