Book of Jubilees 24:4
Esau said to himself: ‘I will die. What good will this right of the first-born do’? So he said to Jacob: ‘I (hereby) give (it) to you’.
Esau said to himself: ‘I will die. What good will this right of the first-born do’? So he said to Jacob: ‘I (hereby) give (it) to you’.