4 occurrences across the corpus

Sefer haYashar (Book of Jasher)

The Book of Jasher 49:36

And the king sent to Potiphera, the son of Ahiram priest of On, and he took his young daughter Osnath and gave her unto Joseph for a wife.

The Book of Jasher 50:15

And Joseph's wife Osnath the daughter of Potiphera bare him two sons, Manasseh and Ephraim, and Joseph was thirty-four years old when he begat them.

The Book of Jasher 53:14

And Benjamin went up before Joseph and sat upon the throne, and the men beheld the acts of Joseph, and they were astonished at them; and the men ate and drank at that time with Joseph, and he then gave presents unto them, and Joseph gave one gift unto Benjamin, and Manasseh and Ephraim saw the acts of their father, and they also gave presents unto him, and Osnath gave him one present, and they were five presents in the hand of Benjamin.

The Book of Jasher 56:26

And the thing was told unto Osnath Joseph's wife, and she rose up and put on a sack and she with all the Egyptian women with her came and mourned and wept for Jacob.