Exodus 6:14-17 New King James Version (NKJV)

14. These are the heads of their fathers’ houses: The sons of Reuben, the firstborn of Israel, were Hanoch, Pallu, Hezron, and Carmi. These are the families of Reuben.

15. And the sons of Simeon were Jemuel, Jamin, Ohad, Jachin, Zohar, and Shaul the son of a Canaanite woman. These are the families of Simeon.

16. These are the names of the sons of Levi according to their generations: Gershon, Kohath, and Merari. And the years of the life of Levi were one hundred and thirty-seven.

17. The sons of Gershon were Libni and Shimi according to their families.

Exodus 6