40
as a reminder to the sons of Israel that ano layman who is not of the descendants of Aaron should come near bto burn incense before the Lord; so that he will not become like Korah and his company--just as the Lord had spoken to him through Moses.
a
Numbers 1:51
Numbers 1
51
"aSo when the tabernacle is to set out, the Levites shall take it down; and when the tabernacle encamps, the Levites shall set it up. But bthe layman who comes near shall be put to death.