O Lord, why have You made us to err from Your ways and hardened our heart from fearing You? Return for Your servants’ sake, the tribes of Your inheritance.
So Moses and Aaron did all these wonders before Pharaoh, and the Lord hardened Pharaoh’s heart, and he would not let the Israelites go out of his land.
The Lord said to Moses, “When you go to return into Egypt, see that you do all those wonders before Pharaoh, which I have put in your hand, but I will harden his heart, so that he shall not let the people go.
Therefore, the Lord said: Because this people draw near with their mouths and honor Me with their lips, but have removed their hearts far from Me, and their fear toward Me is tradition by the precept of men,
therefore, behold, I will once again do a marvelous work among this people, even a marvelous work and a wonder; for the wisdom of their wise men shall perish, and the understanding of their prudent men shall be hidden.
And His breath is as an overflowing stream which reaches to the middle of the neck, to sift the nations with the sieve of vanity; and there shall be a bridle in the jaws of the people, causing them to err.
Make the heart of this people dull, and their ears heavy, and shut their eyes; lest they see with their eyes, and hear with their ears, and understand with their heart, and turn and be healed.”
And I pronounced them unclean because of their gifts, in that they caused to pass through the fire all who opened the womb, that I might make them desolate in order that they might know that I am the Lord.
Then the angel of the Lord said, “How much longer, O Lord of Hosts, will You withhold mercy from Jerusalem and the cities of Judah with which You have been angry these seventy years?”
“He has blinded their eyes and hardened their hearts, lest they should see with their eyes and perceive with their hearts and turn, and I would heal them.”
But Sihon, king of Heshbon, would not let us pass by him, for the Lord your God hardened his spirit and made his heart obstinate, so that He might deliver him into your hand as he is to this day.
because the Lord hardened their hearts to engage Israel in battle. They destroyed them without mercy, to put them to death, as the Lord had commanded Moses.