Exodus 10:20-22

Wycliffe Bible

²⁰ And the Lord made hard the heart of Pharaoh, and he let not go the sons of Israel. (But the Lord hardened Pharaoh’s heart, and still he would not let the Israelites go.)

²¹ Forsooth the Lord said to Moses, Hold forth thine hand into heaven (Stretch forth thy hand toward the heavens), and (let) darkness/es be on (all) the land of Egypt, so thick that they may be groped.

²² And Moses held forth his hand into heaven, and horrible darknesses were made in all the land of Egypt; (And Moses stretched forth his hand toward the heavens, and a horrible darkness came upon all the land of Egypt;)