Exodus 7:4-6 New International Version - UK (NIVUK)
4 he will not listen to you. Then I will lay my hand on Egypt and with mighty acts of judgment I will bring out my divisions, my people the Israelites. 5 And the Egyptians will know that I am the Lord when I stretch out my hand against Egypt and bring the Israelites out of it.’
6 Moses and Aaron did just as the Lord commanded them.