Numbers 5:15

5:15 then the man must bring his wife to the priest, and he must bring the offering required for her, one tenth of an ephah of barley meal; he must not pour olive oil on it or put frankincense on it, because it is a grain offering of suspicion, a grain offering for remembering, for bringing iniquity to remembrance.

Numbers 16:40

16:40 It was a memorial for the Israelites, that no outsider who is not a descendant of 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 of Moses.

Numbers 33:54

33:54 You must divide the land by lot for an inheritance among your families. To a larger group you must give a larger inheritance, and to a smaller group you must give a smaller inheritance. Everyone’s inheritance must be in the place where his lot falls. You must inherit according to your ancestral tribes.