Numbers 16:40

Context
16:40 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.

Numbers 16:46

Context
16:46 Then Moses said to Aaron, “Take the censer, put burning coals from the altar in it, place incense on it, and go quickly into the assembly and make atonement for them, for wrath has gone out from the Lord – the plague has begun!”