Exodus 10:20

But the Lord hardened Pharaoh’s heart, and he did not let the sons of Israel go.

Exodus 4:21

The Lord said to Moses, “When you go back to Egypt see that you perform before Pharaoh all the wonders which I have put in your power; but I will harden his heart so that he will not let the people go.

Exodus 11:10

Moses and Aaron performed all these wonders before Pharaoh; yet the Lord hardened Pharaoh’s heart, and he did not let the sons of Israel go out of his land.

Exodus 7:13-14

Yet Pharaoh’s heart was hardened, and he did not listen to them, as the Lord had said.

Exodus 9:12

And the Lord hardened Pharaoh’s heart, and he did not listen to them, just as the Lord had spoken to Moses.

Deuteronomy 2:30

But Sihon king of Heshbon was not willing for us to pass through his land; for the Lord your God hardened his spirit and made his heart obstinate, in order to deliver him into your hand, as he is today.

Isaiah 6:9-10

He said, “Go, and tell this people:
‘Keep on listening, but do not perceive;
Keep on looking, but do not understand.’

John 12:39-40

For this reason they could not believe, for Isaiah said again,

Romans 9:18

So then He has mercy on whom He desires, and He hardens whom He desires.

2 Thessalonians 2:11-12

For this reason God will send upon them a deluding influence so that they will believe what is false,

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