Exodus 8:15

But when Pharaoh saw that there was a respite, he hardened his heart and would not listen to them, as the LORD had said.

Exodus 7:4

Pharaoh will not listen to you. Then I will lay my hand on Egypt and bring my hosts, my people the children of Israel, out of the land of Egypt by great acts of judgment.

Ecclesiastes 8:11

Because the sentence against an evil deed is not executed speedily, the heart of the children of man is fully set to do evil.

Exodus 4:21

And the LORD said to Moses, "When you go back to Egypt, see that you do before Pharaoh all the miracles that I have put in your power. But I will harden his heart, so that he will not let the people go.

Exodus 7:13-14

Still Pharaoh's heart was hardened, and he would not listen to them, as the LORD had said.

Exodus 14:5

When the king of Egypt was told that the people had fled, the mind of Pharaoh and his servants was changed toward the people, and they said, "What is this we have done, that we have let Israel go from serving us?"

Proverbs 29:1

He who is often reproved, yet stiffens his neck, will suddenly be broken beyond healing.

Isaiah 26:10

If favor is shown to the wicked, he does not learn righteousness; in the land of uprightness he deals corruptly and does not see the majesty of the LORD.

Jeremiah 34:7-11

when the army of the king of Babylon was fighting against Jerusalem and against all the cities of Judah that were left, Lachish and Azekah, for these were the only fortified cities of Judah that remained.

Hosea 6:4

What shall I do with you, O Ephraim? What shall I do with you, O Judah? Your love is like a morning cloud, like the dew that goes early away.

Zechariah 7:11-12

But they refused to pay attention and turned a stubborn shoulder and stopped their ears that they might not hear.

Hebrews 3:8

do not harden your hearts as in the rebellion, on the day of testing in the wilderness,

Hebrews 3:15

As it is said, "Today, if you hear his voice, do not harden your hearts as in the rebellion."

Revelation 16:9

They were scorched by the fierce heat, and they cursed the name of God who had power over these plagues. They did not repent and give him glory.

Treasury of Scripture Knowledge

Summary

But when Pharaoh saw that there was respite, he hardened his heart, and hearkened not unto them; as the LORD had said.

Bible References

He hardened

Exodus 4:21
And the LORD said to Moses, "When you go back to Egypt, see that you do before Pharaoh all the miracles that I have put in 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 bring my hosts, my people the children of Israel, out of the land of Egypt by great acts of judgment.
Proverbs 29:1
He who is often reproved, yet stiffens his neck, will suddenly be broken beyond healing.
Zechariah 7:11
But they refused to pay attention and turned a stubborn shoulder and stopped their ears that they might not hear.
Hebrews 3:8
do not harden your hearts as in the rebellion, on the day of testing in the wilderness,
Revelation 16:9
They were scorched by the fierce heat, and they cursed the name of God who had power over these plagues. They did not repent and give him glory.

General references

Exodus 7:13
Still Pharaoh's heart was hardened, and he would not listen to them, as the LORD had said.
Exodus 8:32
But Pharaoh hardened his heart this time also, and did not let the people go.
Jeremiah 34:11
But afterward they turned around and took back the male and female slaves they had set free, and brought them into subjection as slaves.

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.