Numbers 3:20-22

Amplified Bible

²⁰ and the [two] sons of Merari by their families: Mahli and Mushi. These are the families of the Levites by their fathers’ households.

²¹ Of Gershon were the families of the Libnites and of the Shimeites. These are the families of the Gershonites. ²² The males who were numbered, every male from a month old and upward totaled 7,500.