Numbers 7:8

and he gave four carts and eight oxen to the sons of Merari, according to their service [in transporting the tabernacle], under the supervision of Ithamar the son of Aaron, the [high] priest.

Numbers 3:36-37

Now the appointed responsibilities of the sons of Merari involved the frames of the tabernacle, its bars, its pillars, its sockets or bases, and all the equipment, and all the service concerning them,

Numbers 4:28-33

This is the service of the families of the sons of Gershon in the Tent of Meeting (tabernacle); and their duties shall be under the direction of Ithamar the son of Aaron, the [high] priest.

Treasury of Scripture Knowledge

Summary

And four wagons and eight oxen he gave unto the sons of Merari, according unto their service, under the hand of Ithamar the son of Aaron the priest.

Bible References

Four wagons

Numbers 3:36
Now the appointed responsibilities of the sons of Merari involved the frames of the tabernacle, its bars, its pillars, its sockets or bases, and all the equipment, and all the service concerning them,
Numbers 4:28
This is the service of the families of the sons of Gershon in the Tent of Meeting (tabernacle); and their duties shall be under the direction of Ithamar the son of Aaron, the [high] priest.