Exodus 7:5-7

New King James Version

⁵ And the Egyptians ^(A)shall know that I am the Lord, when I ^(B)stretch out My hand on Egypt and ^(C)bring out the children of Israel from among them.”

⁶ Then Moses and Aaron ^(D)did so; just as the Lord commanded them, so they did. ⁷ And Moses was ^(E)eighty years old and ^(F)Aaron eighty-three years old when they spoke to Pharaoh.