the charge
Numbers 3:36
The assigned duties of Merari's descendants involved the tabernacle's supports, crossbars, posts, bases, all its equipment, and all the work related to these,
Numbers 3:37
in addition to the posts of the surrounding courtyard with their bases, tent pegs, and ropes.
Numbers 7:8
and gave the Merarites four carts and eight oxen corresponding to their service, under the direction of Ithamar son of Aaron the priest.
Numbers 7:9
But he did not give [any] to the Kohathites, since their responsibility was service related to the holy objects carried on their shoulders.
the boards
Exodus 26:15
"You are to make upright planks of acacia wood for the tabernacle.