Cross reference
Exodus 8:32
32 And Pharaoh hardened his heart at this time also, neither would he 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 the LORD had said.
Exodus 4:21
21 And the LORD said unto Moses, When thou goest to return into Egypt, see that thou do all those wonders before Pharaoh, which I have put in thine hand: but I will harden his heart, that he shall not let the people go.
Romans 2:5
5 But after thy hardness and impenitent heart treasurest up unto thyself wrath against the day of wrath and revelation of the righteous judgment of God;
Exodus 7:13-14
13 And he hardened Pharaoh's heart, that he hearkened not unto them; as the LORD had said.
14 And the LORD said unto Moses, Pharaoh's heart is hardened, he refuseth to let the people go.
Exodus 8:8
8 Then Pharaoh called for Moses and Aaron, and said, Entreat the LORD, that he may take away the frogs from me, and from my people; and I will let the people go, that they may do sacrifice unto the LORD.
Isaiah 63:17
17 O LORD, why hast thou made us to err from thy ways, and hardened our heart from thy fear? Return for thy servants' sake, the tribes of thine inheritance.
Acts 28:26-27
26 Saying, Go unto this people, and say, Hearing ye shall hear, and shall not understand; and seeing ye shall see, and not perceive:
27 For the heart of this people is waxed gross, and their ears are dull of hearing, and their eyes have they closed; lest they should see with their eyes, and hear with their ears, and understand with their heart, and should be converted, and I should heal them.
James 1:13-14
13 Let no man say when he is tempted, I am tempted of God: for God cannot be tempted with evil, neither tempteth he any man:
14 But every man is tempted, when he is drawn away of his own lust, and enticed.