And I will harden the hearts of the Egyptians so that they shall go in after them, and I will get glory over Pharaoh and all his host, his chariots, and his horsemen.
For behold, I will bring a flood of waters upon the earth, to destroy all flesh in which is the breath of life from under heaven; everything that is on the earth shall die.
And I will harden Pharaoh's heart, and he will pursue them and I will get glory over Pharaoh and all his host; and the Egyptians shall know that I am the Lord.” And they did so.
And the Lord said to Moses, “When you go back to Egypt, see that you do before Pharaoh all the miracles which I have put in your power; but I will harden his heart, so that he will not let the people go.
and say, Thus says the Lord God: “Behold, I am against you, O Sidon, and I will manifest my glory in the midst of you. And they shall know that I am the Lord when I execute judgments in her, and manifest my holiness in her;
and say, You mountains of Israel, hear the word of the Lord God! Thus says the Lord God to the mountains and the hills, to the ravines and the valleys: Behold, I, even I, will bring a sword upon you, and I will destroy your high places.
For I will be like a lion to Ephraim, and like a young lion to the house of Judah. I, even I, will rend and go away, I will carry off, and none shall rescue.
Then Moses said to Aaron, “This is what the Lord has said, ‘I will show myself holy among those who are near me, and before all the people I will be glorified.’ ” And Aaron held his peace.
“ ‘See now that I, even I, am he, and there is no god beside me; I kill and I make alive; I wound and I heal; and there is none that can deliver out of my hand.
For it was the Lord's doing to harden their hearts that they should come against Israel in battle, in order that they should be utterly destroyed, and should receive no mercy but be exterminated, as the Lord commanded Moses.
And I will draw out Sisera, the general of Jabin's army, to meet you by the river Kishon with his chariots and his troops; and I will give him into your hand.’ ”
Why should you harden your hearts as the Egyptians and Pharaoh hardened their hearts? After he had made sport of them, did not they let the people go, and they departed?