Genesis 27:39-41

39Then Isaac his father said to him, “Behold, away from the land’s fatness shall your dwelling be, away from the dew of the sky above.

40By your sword shall you live, and your brother shall you serve. But when you tear yourself loose, you will tear his yoke off your neck.”

41So Esau bore a grudge against Jacob because of the blessing with which his father had blessed him, and Esau said in his heart, “Let the time for mourning my father draw near, so that I can kill my brother Jacob!”