Numbers 3:6 Bring the tribe of Levi near, and present them before Aaron the priest, that they may minister unto him. 10 I MC VC

Numbers 3:7 And they shall keep his charge, and the charge of the whole congregation before the tabernacle of the congregation, to do the service of the tabernacle. 10 I MC VC

Numbers 18:2 And thy brethren also of the tribe of Levi, the tribe of thy father, bring thou with thee, that they may be joined unto thee, and minister unto thee: but thou and thy sons with thee shall minister before the tabernacle of witness. 10 I MC VC