Exodus 5:21

5:21 and they said to them, “May the Lord look on you and judge, because you have made us stink in the opinion of Pharaoh and his servants, so that you have given them an excuse to kill us!”

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 9:20-21

9:20 Those of Pharaoh’s servants who feared the word of the Lord hurried to bring their servants and livestock into the houses, 9:21 but those who did not take the word of the Lord seriously left their servants and their cattle in the field.