Exodus 9:34
When Pharaoh saw that the rain and the hail and thunder were ceased, he sinned again and hardened his heart: both he and his servants.
Exodus 7:14
Then said the LORD unto Moses, "Pharaoh's heart is hardened, and he refuseth to let the people go.
Exodus 4:21
And the LORD said unto Moses, "When thou art come into Egypt again, see that thou do all the wonders before Pharaoh which I have put in thy hand: but I will harden his heart, so that he shall not let the people go.
Exodus 8:15
But when Pharaoh saw that he had rest given him, he hardened his heart and hearkened not unto them, as the LORD had said.
2 Chronicles 28:22
And thereto in the very time of his tribulation did king Ahaz trespass yet more against the LORD.
2 Chronicles 33:23
and meekened not himself before the LORD as Manasseh his father had meekened himself: But Amon trespassed greatly.
2 Chronicles 36:13
And thereto he rebelled against Nebuchadnezzar which had received an oath of him by God, and was too stiff necked and too hard hearted to turn unto the LORD God of Israel.
Ecclesiastes 8:11
Because now that evil works are not hastily punished, the heart of man giveth himself over unto wickedness.
Romans 2:4-5
Either despisest thou the riches of his goodness and patience, and long sufferance? And rememberest not how that the kindness of God leadeth thee to repentance?