Numbers 16:47 (BSB)

So Aaron took the censer as Moses had ordered and ran into the midst of the assembly. And seeing that the plague had begun among the people, he offered the incense and made atonement for the people.

From Numbers 16. Also in the ESV.

Commentary on Numbers 16:47

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Numbers 16:41-50: Here is, I. A new rebellion raised the very next day against Moses and Aaron. Be astonished, O heavens, at this, and wonder, O earth! Was there ever such an instance of the incurable corruption of sinners? On the morrow (Num 16:41) the body of the people mutinied. 1. Though they were so lately terrified by the sight of the punishment of the rebels.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Numbers 16:47: And he stood between the dead and the living,.... The plague beginning at one end of the camp, and so proceeded on, Aaron placed himself between that part of it wherein it had made havoc, and that wherein yet it was not come; the Targum of Jonathan is,"he stood in prayer in the middle, and made a partition, with his censer, between the dead and...
• Geneva Bible Notes (Reformed), Geneva Bible Study Notes on Numbers 16:47: And Aaron took as Moses commanded, and ran into the midst of the congregation; and, behold, the plague was begun among the people: and he put on incense, and made an atonement for the people. (s) God had begun to punish the people.
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on Numbers 16:43-50: Num 16:43-50 Thereupon they both went into the court of (פּני אל, as in Lev 9:5) the tabernacle, and God commanded them to rise up (הרמּוּ, Niphal of רמם = רוּם; see Ges. §65, Anm. 5) out of this congregation, which He would immediately destroy. But they fell upon their faces in prayer, as in Num 16:21-22.