So Moses and Aaron went to Pharaoh and told him, “Thus says the Lord, the God of the Hebrews: How long will you refuse to submit to me? Let my people go to serve me.
They will listen to you. Then you and the elders of Israel will go to the king of Egypt and say to him: The Lord, the God of the Hebrews, has come to meet us. So now, let us go a three days’ journey in the wilderness to offer sacrifice to the Lord, our God.
Afterwards, Moses and Aaron went to Pharaoh and said, “Thus says the Lord, the God of Israel: Let my people go, that they may hold a feast for me in the wilderness.”
The Lord then spoke to Moses: Speak to Aaron: Stretch out your hand with your staff over the streams, the canals, and the ponds, and make frogs overrun the land of Egypt.
This the Lord did. Thick swarms of flies entered the house of Pharaoh and the houses of his servants; throughout Egypt the land was devastated on account of the swarms of flies.
Then the Lord spoke to Moses: Early tomorrow morning present yourself to Pharaoh and say to him: Thus says the Lord, the God of the Hebrews: Let my people go to serve me,