17. Now therefore forgive, I pray thee, my sin only this once, and entreat the Lord your God, that he may take away from me this death only.
18. And he went out from Pharaoh, and entreated the Lord.
19. And the Lord turned an exceeding strong west wind, which took up the locusts, and drove them into the Red Sea; there remained not one locust in all the border of Egypt.
20. But the Lord hardened Pharaoh's heart, and he did not let the children of Israel go.
21. And the Lord said unto Moses, Stretch out thine hand toward heaven, that there may be darkness over the land of Egypt, even darkness which may be felt.
22. And Moses stretched forth his hand toward 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.