Then the Lord said to Moses, "Go to Pharaoh and say to him, "Thus says the Lord: Let my people go, so that they may worship me.
References for Exodus 8:1
If you refuse to let them go, I will plague your whole country with frogs.
The river shall swarm with frogs; they shall come up into your palace, into your bedchamber and your bed, and into the houses of your officials and of your people, and into your ovens and your kneading bowls.
References for Exodus 8:3
The frogs shall come up on you and on your people and on all your officials.' "
And the Lord said to Moses, "Say to Aaron, "Stretch out your hand with your staff over the rivers, the canals, and the pools, and make frogs come up on the land of Egypt.' "
References for Exodus 8:5
So Aaron stretched out his hand over the waters of Egypt; and the frogs came up and covered the land of Egypt.