Numbers 3:5-8 NIV

5 The LORD said to Moses,
6 "Bring the tribe of Levi1 and present them to Aaron the priest to assist him.2

References for Numbers 3:6

7 They are to perform duties for him and for the whole community3 at the Tent of Meeting by doing the work4 of the tabernacle.

References for Numbers 3:7

8 They are to take care of all the furnishings of the Tent of Meeting, fulfilling the obligations of the Israelites by doing the work of the tabernacle.