Exodus 8:24

8:24 The Lord did so; a thick swarm of flies came into Pharaoh’s house and into the houses of his servants, and throughout the whole land of Egypt the land was ruined because of the swarms of flies.

Exodus 16:6

16:6 Moses and Aaron said to all the Israelites, “In the evening you will know that the Lord has brought you out of the land of Egypt,