There came a grievous swarm of flies — The prince of the power of the air has gloried in being Beel — zebub, the god of flies; but here it is proved that even in that he is a pretender, and an usurper; for even with swarms of flies God fights against his kingdom and prevails.
Related Commentaries of Exodus 8:24
Exodus 8:24
24 And the LORD did so; and there came a grievous swarm of flies into the house of Pharaoh, and into his servants' houses, and into all the land of Egypt: the land was corruptedf by reason of the swarm of flies.