Exodus 7:1-8 WBT

1 And the LORD said to Moses, See, I have made thee a god to Pharaoh: and Aaron thy brother shall be thy prophet.
2 Thou shalt speak all that I command thee: and Aaron thy brother shall speak to Pharaoh, that he send the children of Israel out of his land.
3 And I will harden Pharaoh's heart, and multiply my signs and my wonders in the land of Egypt.
4 But Pharaoh shall not hearken to you, that I may lay my hand upon Egypt, and bring forth my armies, my people the children of Israel, out of the land of Egypt, by great judgments.
5 And the Egyptians shall know that I [am] the LORD, when I stretch forth my hand upon Egypt, and bring out the children of Israel from among them.
6 And Moses and Aaron did as the LORD commanded them, so did they.
7 And Moses [was] eighty years old, and Aaron eighty and three years old, when they spoke to Pharaoh.
8 And the LORD spoke to Moses, and to Aaron, saying,