Numbers 3:6
6 “Bring the tribe of Levi near, and set them before Aaron the priest, that they may minister fto him.
Numbers 3:31
31 cAnd their guard duty involved the dark, the etable, the flampstand, the galtars, the vessels of the sanctuary with which the priests minister, and the hscreen; all the service connected with these.
Numbers 8:26
26 They minister1 to their brothers in the tent of meeting by rkeeping guard, but they shall do no service. Thus shall you do to the Levites in assigning their duties.”
Numbers 18:2
2 And with you bring your brothers also, the tribe of Levi, the tribe of your father, that they may join you and minister ato you while you and your sons with you are before the tent of the testimony.