Numbers 3:18, 21, 24

And these are the names of the sons of Gershon by their clans: Libni and Shimei.

To Gershon belonged the clan of the Libnites and the clan of the Shimeites; these were the clans of the Gershonites.

with Eliasaph, the son of Lael as chief of the fathers’ house of the Gershonites.