They must join ¹  with you, and they will be responsible for the care of the tent of meeting, for all the service of the tent, but no unauthorized person ²  may approach you.

It was a memorial for the Israelites, that no outsider who is not a descendant of ¹  Aaron should approach to burn incense before the Lord, that he might not become like Korah and his company – just as the Lord had spoken by the authority ²  of Moses.