Now be you not stiff necked, as your fathers were, but yield yourselves to the LORD, and enter into his sanctuary, which he has sanctified for ever: and serve the LORD your God, that the fierceness of his wrath may turn away from you.
And he also rebelled against king Nebuchadnezzar, who had made him swear by God: but he stiffened his neck, and hardened his heart from turning to the LORD God of Israel.
And I, behold, I will harden the hearts of the Egyptians, and they shall follow them: and I will get me honor on Pharaoh, and on all his host, on his chariots, and on his horsemen.
Therefore now go, lead the people to the place of which I have spoken to you: behold, my Angel shall go before you: nevertheless in the day when I visit I will visit their sin on them.
Now the LORD has brought it, and done according as he has said: because you have sinned against the LORD, and have not obeyed his voice, therefore this thing is come on you.
And I will give them one heart, and I will put a new spirit within you; and I will take the stony heart out of their flesh, and will give them an heart of flesh:
For I would not, brothers, that you should be ignorant of this mystery, lest you should be wise in your own conceits; that blindness in part is happened to Israel, until the fullness of the Gentiles be come in.
For we must all appear before the judgment seat of Christ; that every one may receive the things done in his body, according to that he has done, whether it be good or bad.
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, that he might deliver him into your hand, as appears this day.
Again, he limits a certain day, saying in David, To day, after so long a time; as it is said, To day if you will hear his voice, harden not your hearts.
Your gold and silver is corroded; and the rust of them shall be a witness against you, and shall eat your flesh as it were fire. You have heaped treasure together for the last days.
For it was of the LORD to harden their hearts, that they should come against Israel in battle, that he might destroy them utterly, and that they might have no favor, but that he might destroy them, as the LORD commanded Moses.
But the heavens and the earth, which are now, by the same word are kept in store, reserved to fire against the day of judgment and perdition of ungodly men.
And the angels which kept not their first estate, but left their own habitation, he has reserved in everlasting chains under darkness to the judgment of the great day.
Why then do you harden your hearts, as the Egyptians and Pharaoh hardened their hearts? when he had worked wonderfully among them, did they not let the people go, and they departed?