Bilangan 3:18

3:18 These are the names of the sons of Gershon by their families: Libni and Shimei.

Bilangan 3:21-22

The Numbering of the Gershonites

3:21 From Gershon came the family of the Libnites and the family of the Shimeites; these were the families of the Gershonites. 3:22 Those of them who were numbered, counting every male from a month old and upward, were 7,500.