Rehob

A man, in the time of the United Monarchy · named in 2 verses

Rehob was the father of Hadadezer, the king of Zobah, who was defeated by King David.

From Easton's Bible Dictionary

Street; broad place. (1.) The father of Hadadezer, king of Tobah (2 Sam. 8:3, 12).

Easton's Illustrated Bible Dictionary, 1897 — public domain, quoted in full and unedited.

From STEPBible's TIPNR genealogy data. A relationship the data marks uncertain is not shown here.

First named at 2 Samuel 8:3.

2 Samuel 8:3 David also defeated Hadadezer son of Rehob, king of Zobah, who had marched out to restore his dominion along the Euphrates River.
2 Samuel 8:12 from Edom and Moab, from the Ammonites and Philistines and Amalekites, and from the spoil of Hadadezer son of Rehob, king of Zobah.