22 The LORD will strike Egypt with a plague; he will strike them and heal them. They will turn to the LORD, and he will respond to their pleas and heal them.

Read Isaiah 19:22 Using Other Translations

And the LORD shall smite Egypt: he shall smite and heal it: and they shall return even to the LORD, and he shall be intreated of them, and shall heal them.
And the LORD will strike Egypt, striking and healing, and they will return to the LORD, and he will listen to their pleas for mercy and heal them.
The LORD will strike Egypt, and then he will bring healing. For the Egyptians will turn to the LORD, and he will listen to their pleas and heal them.