Moses
Exodus 8:23BSB·traditional attribution

I will make a distinction between My people and your people. This sign will take place tomorrow.’”

Matthew Henry Presbyterian @wholebiblehenry

Here is the story of the plague of flies, in which we are told, I. How it was threatened, like that of frogs, before it was inflicted. Moses is directed (Exo 8:20) to rise early in the morning, to meet Pharaoh when he came forth to the water, and there to repeat his demands. Note, 1.

Commenting on Exodus 8:20-32

John Gill Reformed Baptist @doctorgill

And the Lord did so,.... And this he did immediately of himself without any means; not by the rod of Aaron, to let the Egyptians see that there was nothing in that rod, that it had no magic virtue in it, and what was done by it was from the Lord himself, who could as well inflict plagues without it as with it; see Psa...

Jamieson-Fausset-Brown Reformed @jfbcommentary

PLAGUE OF FLIES. (Exo 8:20-32) Rise up early . . . Pharaoh; lo, he cometh forth to the water, &c.--Pharaoh still appearing obdurate, Moses was ordered to meet him while walking on the banks of the Nile and repeat his request for the liberation of Israel, threatening in case of continued refusal to cover every house from the palace to the cottage with swarms of...

Commenting on Exodus 8:20-32