Numbers 7:6-8

CAB(i) 6 And Moses took the wagons and the oxen, and gave them to the Levites. 7 And he gave two wagons and four oxen to the sons of Gershon, according to their ministrations. 8 And four wagons and eight oxen he gave to the sons of Merari according to their ministrations, by Ithamar the son of Aaron the priest.