Numbers 26:57-58

ISV(i) 57 Levitical GenealogiesThose who were numbered from the descendants of Levi, listed according to their families, included: From Gershon, the family of the descendants of Gershon; from Kohath, the family of the descendants of Kohath; and from Merari, the family of the descendants of Merari. 58 These were the families of Levi: The family of the descendants of Libni, the family of the descendants of Hebron, the family of the descendants of Mahli, the family of the descendants of Musha, and the family of the descendants of Korah.
Now Kohath had a son named Amram.