18. And he went out from Pharaoh, and entreated the LORD.
19. And the LORD turned a mighty strong west wind which took away the locusts, and cast them into the Red sea: there remained not one locust in all the borders of Egypt.
20. But the LORD hardened Pharaoh's heart, so that he would not let the children of Israel go.
21. And the LORD said to Moses, Stretch out thy hand towards heaven, that there may be darkness over the land of Egypt, even darkness which may be felt.
22. And Moses stretched forth his hand towards heaven: and there was a thick darkness in all the land of Egypt three days:
23. They saw not one another, neither rose any from his place for three days: but all the children of Israel had light in their dwellings.