John 12:40
"He has blinded their eyes and hardened their hearts, so that they cannot see with their eyes, and understand with their hearts, and turn, and I would heal them."

Romans 9:18
Therefore God has mercy on whom He wants to have mercy, and He hardens whom He wants to harden.

Exodus 4:21
The LORD instructed Moses, "When you go back to Egypt, see that you perform before Pharaoh all the wonders that I have put within your power. But I will harden his heart so that he will not let the people go.

Exodus 7:4
Pharaoh will not listen to you. Then I will lay My hand on Egypt, and by mighty acts of judgment I will bring the divisions of My people the Israelites out of the land of Egypt.

Exodus 7:13
Still, Pharaoh's heart was hardened, and he did not listen to them, just as the LORD had said.

Exodus 10:1
Then the LORD said to Moses, "Go to Pharaoh, for I have hardened his heart and the hearts of his officials, that I may perform these miraculous signs of Mine among them,

Exodus 10:20
But the LORD hardened Pharaoh's heart, and he would not let the Israelites go.

Exodus 11:10
Moses and Aaron did all these wonders before Pharaoh, but the LORD hardened Pharaoh's heart so that he would not let the Israelites go out of his land.

Exodus 14:8
And the LORD hardened the heart of Pharaoh king of Egypt so that he pursued the Israelites, who were marching out with fists raised in defiance.

Joshua 11:20
For it was of the LORD to harden their hearts to engage Israel in battle, that they would be completely destroyed without mercy and be annihilated as the LORD had commanded Moses.