Chp. 27 verses 28 - 38: Yitzhok unwittingly blesses Yaakov with the firstborn blessing. Yaakov exists just before Esau enters with the food for his father. Esau cries bitterly when his realizes that Yaakov had duped him and taken the blessing. He asks his father for another blessing but Yitzhok tells him that there is no other blessing. He refuses to take no for an answer and finally his father tells him that he will bless him.