Is this the oath that thou didst swear to thy father and again to thy mother before they died? Thou hast broken the oath, and on the moment that thou didst swear to thy father wast thou condemned."
And then Esau answered and said unto him, "Neither the children of men nor the beasts of the earth have any oath of righteousness which in swearing they have sworn (an oath valid) for ever; but every day they devise evil one against another, and how each may slay his adversary and foe.
And thou dost hate me and my children for ever. And there is no observing the tie of brotherhood with thee.