Exodus 9:34

And when Pharaoh saw that the rain and the hail and the thunderings had ceased, he again sinned, - and made his heart dull, he, and his servants.

Exodus 7:14

Then said Yahweh unto Moses, Dull, is the heart of Pharaoh, - he hath refused to let the people go.

Exodus 4:21

And Yahweh said unto Moses, When thou goest to return to Egypt, see as touching all the wonders which I have put in thy hand, that thou do them before Pharaoh - but, I, will let his heart wax bold, and he will not suffer the people to go.

Exodus 8:15

But when Pharaoh saw that there had come a respite, then made he his heart dull and hearkened not unto them, - as spake Yahweh.

2 Chronicles 28:22

And, in the time of his distress, he yet further acted unfaithfully with Yahweh, - he, King Ahaz!

2 Chronicles 33:23

But he did not humble himself before Yahweh as Manasseh his father humbled himself, - for, he, Amon, made guilt abound.

2 Chronicles 36:13

Moreover also - against King Nebuchadnezzar, he rebelled, who had made him swear by God,-and he stiffened his neck, and emboldened his heart, from turning unto Yahweh, God of Israel.

Ecclesiastes 8:11

Because sentence against a wicked work is not executed speedily - on this account, the heart of the sons of men is fully set within them, to commit wickedness.

Romans 2:4-5

Or, the riches of his kindness, and forbearance, and long-suffering, dost thou despise, - not knowing that, the kindness of God, unto repentance, is leading thee?

Treasury of Scripture Knowledge

Summary

And when Pharaoh saw that the rain and the hail and the thunders were ceased, he sinned yet more, and hardened his heart, he and his servants.

General references

Bible References

Saw

Exodus 8:15
But when Pharaoh saw that there had come a respite, then made he his heart dull and hearkened not unto them, - as spake Yahweh.
Ecclesiastes 8:11
Because sentence against a wicked work is not executed speedily - on this account, the heart of the sons of men is fully set within them, to commit wickedness.

And hardened

Exodus 4:21
And Yahweh said unto Moses, When thou goest to return to Egypt, see as touching all the wonders which I have put in thy hand, that thou do them before Pharaoh - but, I, will let his heart wax bold, and he will not suffer the people to go.
Exodus 7:14
Then said Yahweh unto Moses, Dull, is the heart of Pharaoh, - he hath refused to let the people go.
2 Chronicles 28:22
And, in the time of his distress, he yet further acted unfaithfully with Yahweh, - he, King Ahaz!
2 Chronicles 33:23
But he did not humble himself before Yahweh as Manasseh his father humbled himself, - for, he, Amon, made guilt abound.
2 Chronicles 36:13
Moreover also - against King Nebuchadnezzar, he rebelled, who had made him swear by God,-and he stiffened his neck, and emboldened his heart, from turning unto Yahweh, God of Israel.
Romans 2:4
Or, the riches of his kindness, and forbearance, and long-suffering, dost thou despise, - not knowing that, the kindness of God, unto repentance, is leading thee?

General references

Jeremiah 34:11
howbeit they turned after that, and brought back the servants and the handmaids whom they had let go, free, and brought them into subjection as servants and as handmaids,