²¹ So the Lord will make himself known to the Egyptians, and in that day they will acknowledge^(A) the Lord. They will worship^(B) with sacrifices and grain offerings; they will make vows to the Lord and keep them.^{(C) 22} The Lord will strike^(D) Egypt with a plague;^(E) he will strike them and heal them. They will turn^(F) to the Lord, and he will respond to their pleas and heal^(G) them.