so that I may make you solemnly promise by the Lord, the God of heaven and the God of the earth: You must not acquire a wife for my son from the daughters of the Canaanites, among whom I am living.
When Isaac was old and his eyes were so weak that he was almost blind, he called his older son Esau and said to him, “My son!” “Here I am!” Esau replied.
Esau exclaimed, “‘Jacob’ is the right name for him! He has tripped me up two times! He took away my birthright, and now, look, he has taken away my blessing!” Then he asked, “Have you not kept back a blessing for me?”