And Isaac his father said to him, Who are you? And he replied, I am your son, your firstborn, Esau.
Jacob said, Swear to me today [that you are selling it to me]; and he swore to [Jacob] and sold him his birthright.
Then Jacob gave Esau bread and stew of lentils, and he ate and drank and rose up and went his way. Thus Esau scorned his birthright as beneath his notice.
So he went to his father and said, My father. And he said, Here am I; who are you, my son?