Esau said, “Is he not rightly named Jacob? For he has supplanted me these two times. He took away my birthright, and look, now he has taken away my blessing.” Then he said, “Have you not reserved a blessing for me?”
Then he gave him the covenant of circumcision. And so Abraham became the father of Isaac and circumcised him on the eighth day, and Isaac did likewise to Jacob and Jacob to the twelve patriarchs.