Book of Jubilees 44:24
Before his father came to Egypt children, to whom Asenath — the daughter of Potiphar, the priest of Heliopohs — gave birth for him, were born to Joseph in Egypt: Manasseh and Ephraim — three.
Before his father came to Egypt children, to whom Asenath — the daughter of Potiphar, the priest of Heliopohs — gave birth for him, were born to Joseph in Egypt: Manasseh and Ephraim — three.