Moses
Numbers 16:49ESV·traditional attribution

Now those who died in the plague were 14,700, besides those who died in the affair of Korah.

John Calvin Reformed @genevareformer

49. Now they that died in the plague. Already three hundred, or thereabouts, had been destroyed on account of the conspiracy made with Korah; now a much larger number was added. And this, forsooth, is what the wicked reap from their obstinacy, that God being more and more provoked redoubles His punishments; even as He threatens that, unless those whom He chastises shall repent, he...

Matthew Henry Presbyterian @wholebiblehenry

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.

Commenting on Numbers 16:41-50

John Gill Reformed Baptist @doctorgill

And Aaron returned unto Moses,.... After he had by his atonement and intercession put a stop to the wrath of God broken forth upon the people: unto the door of the tabernacle of the congregation; where Moses was waiting for his return, and to know the issue of this affair: and the plague was stayed: even before Aaron left the camp, and is here repeated...