Genesis 25:6

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.

Genesis 36:6-7

36:6 Esau took his wives, his sons, his daughters, all the people in his household, his livestock, his animals, and all his possessions which he had acquired in the land of Canaan and went to a land some distance away from Jacob his brother 36:7 because they had too many possessions to be able to stay together and the land where they had settled was not able to support them because of their livestock.