Numbers 3:5-6 And the Lord spoke to Moses, saying, “Bring the tribe of Levi near, and set them before Aaron the priest, that they may minister to him."
Numbers 4:5 "When the camp is to set out, Aaron and his sons shall go in and take down the veil of the screen and cover the ark of the testimony with it."
Numbers 5:7 "he shall confess his sin that he has committed. And he shall make full restitution for his wrong, adding a fifth to it and giving it to him to whom he did the wrong."
Numbers 7:1 "On the day when Moses had finished setting up the tabernacle and had anointed and consecrated it with all its furnishings and had anointed and consecrated the altar with all its utensils,"