LXX Num 7:8

καὶ τὰς τέσσαρες ἁμάξας καὶ τοὺς ὀκτὼ βόας ἔδωκεν τοῖς υἱοῖς Μεραρεὶ κατὰ τὰς λειτουργίας αὐτῶν, διὰ Ἰθάμαρ υἱοῦ Ἀαρὼν τοῦ ἴε ἱερέως.

and he gave the Merarites four carts and eight oxen, as their service required, all under the direction of Ithamar son of Aaron the priest.