Numbers 3:28
According to the number of all the males, from a month old and upward, there were eight thousand six hundred, who kept the charge of the sanctuary.
Numbers 3:7
and they shall keep his charge, and the charge of the whole assembly, before the tent of meeting, to do the service of the tabernacle.
Numbers 3:31
And their charge was the ark, and the table, and the candlestick, and the altars, and the utensils of the sanctuary with which they ministered, and the curtain, and all that belongs to its service.
Numbers 4:35-36
from thirty years old and upward even to fifty years old, every one that entered into the labour, for service in the tent of meeting.