2:46 Caleb’s concubine Ephah bore Haran, Moza, and Gazez. Haran was the father of Gazez.
Genesis 25:5-6
25:5 Everything he owned Abraham left to his son Isaac.
25:6 But while he was still alive, Abraham gave gifts to the sons of his concubines and sent them off to the east, away from his son Isaac.