When Isaac was old and his eyes were so weak that he could no longer see, he called his older son Esau and said to him, “My son.” “Here I am,” Esau replied.
on the day the keepers of the house tremble and the strong men stoop, when those grinding cease because they are few and those watching through windows see dimly,
and He declared to her: “Two nations are in your womb, and two peoples from within you will be separated; one people will be stronger than the other, and the older will serve the younger.” When her time came to give birth, there were indeed twins in her womb. The first one came out red, covered with hair like a fur coat; so they named him Esau.