Cross reference
Exodus 9:34
34 And when Pharaoh saw that the rain and the hail and the thunders were ceased, he sinned yet more, and hardened his heart, he and his servants.
Exodus 7:14
14 And Jehovah said unto Moses, Pharaoh's heart is stubborn, he refuseth to let the people go.
Exodus 4:21
21 And Jehovah said unto Moses, When thou goest back into Egypt, see that thou do before Pharaoh all the wonders which I have put in thy hand: but I will harden his heart and he will not let the people go.
Exodus 8:15
15 But when Pharaoh saw that there was respite, he hardened his heart, and hearkened not unto them, as Jehovah had spoken.
2 Chronicles 28:22
22 And in the time of his distress did he trespass yet more against Jehovah, this same king Ahaz.
2 Chronicles 33:23
23 And he humbled not himself before Jehovah, as Manasseh his father had humbled himself; but this same Amon trespassed more and more.
2 Chronicles 36:13
13 And he also rebelled against king Nebuchadnezzar, who had made him swear by God: but he stiffened his neck, and hardened his heart against turning unto Jehovah, the God of Israel.
Ecclesiastes 8:11
11 Because sentence against an evil work is not executed speedily, therefore the heart of the sons of men is fully set in them to do evil.
Romans 2:4-5
4 Or despisest thou the riches of his goodness and forbearance and longsuffering, not knowing that the goodness of God leadeth thee to repentance?
5 but after thy hardness and impenitent heart treasurest up for thyself wrath in the day of wrath and revelation of the righteous judgment of God;