A censer - Rather, the censer. i. e. that of the high priest which was used by him on the great Day of Atonement: compare Leviticus 16:12; Hebrews 9:4.
Related Commentaries of Numbers 16:46
Numbers 16:46
46 And Moses said unto Aaron, Take a censer, and put fire therein from off the altar, and put on incense, and go quickly unto the congregation, and make an atonement for them: for there is wrath gone out from the LORD; the plague is begun.