saw

Exodus 8:15
When Pharaoh saw there was relief, however, he hardened his heart and would not listen to Moses and Aaron, just as the LORD had said.

Ecclesiastes 8:11
When the sentence for a crime is not speedily executed, the hearts of men become fully set on doing evil.

and hardened

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 7:14
Then the LORD said to Moses, "Pharaoh's heart is stubborn; he refuses to let the people go.

2 Chronicles 28:22
In the time of his distress, King Ahaz became even more unfaithful to the LORD.

2 Chronicles 33:23
but he did not humble himself before the LORD as his father Manasseh had done; instead, Amon increased his guilt.

2 Chronicles 36:13
He also rebelled against King Nebuchadnezzar, who had made him swear by God. But Zedekiah stiffened his neck and hardened his heart against turning to the LORD, the God of Israel.

Romans 2:4, 5
Or do you disregard the riches of His kindness, tolerance, and patience, not realizing that God's kindness leads you to repentance? . . .

and the Lord

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 7:3, 4
But I will harden Pharaoh's heart, and though I will multiply My signs and wonders in the land of Egypt, . . .

Exodus 11:9, 10
The LORD said to Moses, "Pharaoh will not listen to you, so that My wonders may be multiplied in the land of Egypt." . . .

by Moses.

Exodus 4:13
But Moses replied, "Please, Lord, send someone else."