Moses
Exodus 8:30ESV·traditional attribution

So Moses went out from Pharaoh and prayed to the LORD.

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 Pharaoh hardened his heart at this time also,.... As he did before, when he found the plague was removed, and the flies were gone: neither would he let the people go; through pride and covetousness, being loath to have the number of those under his dominion so much diminished, and to lose so large a branch of his revenues arising from the labour of these people.

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