And the LORD said unto Moses, When thou goest to return into Egypt, see that thou do all those wonders before Pharaoh, which I have put in thine hand: but I will harden his heart, that he shall not let the people go.
Ver. 21. But I will harden his heart.] With a judiciary penal hardness. And thus God is in this book eight times said to have hardened Pharaoh's heart: thrice it is said that he hardened his own heart, and five times his heart is said to have been hardened - viz., by the devil, through the just judgment of God.