Moses
Numbers 16:17ESV·traditional attribution

And let every one of you take his censer and put incense on it, and every one of you bring before the LORD his censer, 250 censers; you also, and Aaron, each his censer.”

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. The insolence of Dathan and Abiram, and their treasonable remonstrance. Moses had heard what Korah had to say, and had answered it; now he summons Dathan and Abiram to bring in their complaints (Num 16:12); but they would not obey his summons, either because they could not for shame say that to his face which they were resolved to say, and then...

Commenting on Numbers 16:12-22

John Gill Reformed Baptist @doctorgill

And take every man his censer, and put incense therein,.... Which they were to bring with them the next day from their own tents; and these might be censers which they had in their several families, and which they had used in them before the order of priesthood was set up in Aaron's family, and limited to that; or they might be a sort of...

Jamieson-Fausset-Brown Reformed @jfbcommentary

two hundred fifty censers--probably the small platters, common in Egyptian families, where incense was offered to household deities and which had been among the precious things borrowed at their departure [Exo 12:35-36].