Book of Jasher 45:6
And Levi took Adinah, and Issachar took Aridah, and they came to the land of Canaan, to their father's house, and Adinah bare unto Levi, Gershon, Kehath and Merari; three sons.
And Levi took Adinah, and Issachar took Aridah, and they came to the land of Canaan, to their father's house, and Adinah bare unto Levi, Gershon, Kehath and Merari; three sons.