17 These were the names of the sons of Levi:Gershon, Kohath and Merari.
18 These were the names of the Gershonite clans:Libni and Shimei.
19 The Kohathite clans:Amram, Izhar, Hebron and Uzziel.
20 The Merarite clans:Mahli and Mushi.These were the Levite clans, according to their families.
21 To Gershon belonged the clans of the Libnites and Shimeites; these were the Gershonite clans.
22 The number of all the males a month old or more who were counted was 7,500.
23 The Gershonite clans were to camp on the west, behind the tabernacle.