Moses
Exodus 16:20ESV·traditional attribution

But they did not listen to Moses. Some left part of it till the morning, and it bred worms and stank. And Moses was angry with them.

Matthew Henry Presbyterian @wholebiblehenry

Now they begin to be provided for by the immediate hand of God. I. He makes them a feast, at night, of delicate fowl, feathered fowl (Psa 78:27), therefore not locusts, as some think; quails, or pheasants, or some wild fowl, came up, and covered the camp, so tame that they might take up as many of them as they pleased.

Commenting on Exodus 16:13-21

John Gill Reformed Baptist @doctorgill

And they gathered it every morning,.... From the time the morning began, during four hours, or to the fourth hour, as the Targum of Jonathan; that is, till ten o'clock in the morning: this was a very wonderful thing that bread should be provided and rained every morning about the camp of Israel, in such plenty as to be sufficient to feed such a vast...

Geneva Bible Notes Reformed @genevanotes

Notwithstanding they hearkened not unto Moses; but some of them left of it until the morning, and it bred worms, and stank: and Moses was wroth with them. (i) No creature is so pure, but being abused it turns to our destruction.