¹² But the Lord hardened the heart of Pharaoh; and he did not heed them, just as the Lord had spoken to Moses.

¹² But the Lord hardened Pharaoh's heart, and just as the Lord had predicted to Moses, Pharaoh refused to listen.

¹² God hardened Pharaoh in his stubbornness. He wouldn't listen, just as God had said to Moses. Strike Seven: Hail

¹² And Jehovah strengtheneth the heart of Pharaoh, and he hath not hearkened unto them, as Jehovah hath spoken unto Moses.