Exodus 10:1

And the LORD said unto Moses, Go in unto Pharaoh for I have hardened his heart and the heart of his slaves that I might show these my signs among them

Exodus 4:21

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.

Exodus 3:20

But I will stretch out my hand and smite Egypt with all my wonders which I will do in the midst thereof, and after that he will let you go.

Exodus 7:4

And Pharaoh shall not hearken unto you, but I shall lay my hand upon Egypt and bring forth my hosts, and my people, the sons of Israel, out of the land of Egypt by great judgments.

Exodus 7:13-14

And Pharaoh's heart became hard, that he hearkened not unto them as the LORD had said.

Exodus 9:16

For in truth I have placed thee to declare my power in thee, and that my name may be declared throughout all the earth.

Exodus 9:27

Then Pharaoh sent and called for Moses and Aaron and said unto them, I have sinned this time; the LORD is righteous, and I and my people are wicked.

Exodus 9:34-35

And when Pharaoh saw that the rain and the hail and the thunders were ceased, he persevered in his sin and hardened his heart, he and his slaves.

Exodus 14:17-18

And behold, I will harden the hearts of the Egyptians that they shall follow them: and I will be glorified in Pharaoh and in all his host, in his chariots, and in his horsemen.

Exodus 15:14-15

The peoples shall hear and be afraid; sorrow shall take hold on the inhabitants of Philistia.

Joshua 2:9-10

and she said unto the men, I know that the LORD has given you this land because the fear of you has fallen upon us and all the inhabitants of the land faint because of you.

Joshua 4:23-24

For the LORD your God dried up the waters of the Jordan from before you until ye had passed, as the LORD your God did to the Red sea, which he dried up from before us until we had passed,

1 Samuel 4:8

Woe unto us! Who shall deliver us out of the hand of these mighty gods? These are the gods that smote the Egyptians with all the plagues in the wilderness.

Psalm 7:11

God is he who judges the righteous, and God is angry with the wicked every day.

Romans 9:17

For the scripture saith of Pharaoh, Even for this same purpose have I raised thee up, that I might show my power in thee and that my name might be declared throughout all the earth.

Treasury of Scripture Knowledge

Summary

And the LORD said unto Moses, Go in unto Pharaoh: for I have hardened his heart, and the heart of his servants, that I might shew these my signs before him:

General references

Bible References

I have hardened

Exodus 4:21
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.
Exodus 7:13
And Pharaoh's heart became hard, that he hearkened not unto them as the LORD had said.
Exodus 9:27
Then Pharaoh sent and called for Moses and Aaron and said unto them, I have sinned this time; the LORD is righteous, and I and my people are wicked.
Psalm 7:11
God is he who judges the righteous, and God is angry with the wicked every day.

That i

Exodus 3:20
But I will stretch out my hand and smite Egypt with all my wonders which I will do in the midst thereof, and after that he will let you go.
Exodus 7:4
And Pharaoh shall not hearken unto you, but I shall lay my hand upon Egypt and bring forth my hosts, and my people, the sons of Israel, out of the land of Egypt by great judgments.
Exodus 9:16
For in truth I have placed thee to declare my power in thee, and that my name may be declared throughout all the earth.
Exodus 14:17
And behold, I will harden the hearts of the Egyptians that they shall follow them: and I will be glorified in Pharaoh and in all his host, in his chariots, and in his horsemen.
Exodus 15:14
The peoples shall hear and be afraid; sorrow shall take hold on the inhabitants of Philistia.
Joshua 2:9
and she said unto the men, I know that the LORD has given you this land because the fear of you has fallen upon us and all the inhabitants of the land faint because of you.
Joshua 4:23
For the LORD your God dried up the waters of the Jordan from before you until ye had passed, as the LORD your God did to the Red sea, which he dried up from before us until we had passed,
1 Samuel 4:8
Woe unto us! Who shall deliver us out of the hand of these mighty gods? These are the gods that smote the Egyptians with all the plagues in the wilderness.
Romans 9:17
For the scripture saith of Pharaoh, Even for this same purpose have I raised thee up, that I might show my power in thee and that my name might be declared throughout all the earth.

General references

Exodus 7:13
And Pharaoh's heart became hard, that he hearkened not unto them as the LORD had said.
Exodus 10:27
But the LORD hardened Pharaoh's heart, and he would not let them go.
Joel 1:3
Tell your sons of it, and let your sons tell their sons, and their sons another generation.