Exodus 10:20

But the LORD hardened Pharaoh's heart, so that he would not let the children of Israel go.

Exodus 4:21

And the LORD said to Moses, When thou goest to return into Egypt, see that thou perform all those wonders before Pharaoh which I have put in thy hand: but I will harden his heart, that he shall not let the people go.

Exodus 11:10

And Moses and Aaron did all these wonders before Pharaoh; and the LORD hardened Pharaoh's heart, so that he would not let the children of Israel depart from his land.

Exodus 7:13-14

And he hardened Pharaoh's heart that he hearkened not to them; as the LORD had said.

Exodus 9:12

And the LORD hardened the heart of Pharaoh, and he hearkened not to them; as the LORD had spoke to Moses.

Deuteronomy 2:30

But Sihon king of Heshbon would not let us pass by him: for the LORD thy God hardened his spirit, and made his heart obstinate, that he might deliver him into thy hand, as appeareth this day.

Isaiah 6:9-10

And he said, Go, and tell this people, Hear ye indeed, but understand not; and see ye indeed, but perceive not.

John 12:39-40

Therefore they could not believe, because that Isaiah said again,

Romans 9:18

Therefore he hath mercy on whom he will have mercy, and whom he will he hardeneth.

2 Thessalonians 2:11-12

And for this cause God will send them strong delusion, that they should believe a lie:

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