Exodus 4:22

4:22 You must say to Pharaoh, ‘Thus says the Lord, “Israel is my son, my firstborn,

Exodus 5:6

5:6 That same day Pharaoh commanded the slave masters and foremen who were over the people:

Exodus 5:20

5:20 When they went out from Pharaoh, they encountered Moses and Aaron standing there to meet them,

Exodus 6:11

6:11 “Go, tell Pharaoh king of Egypt that he must release the Israelites from his land.”

Exodus 7:23

7:23 And Pharaoh turned and went into his house. He did not pay any attention to this.

Exodus 8:25

8:25 Then Pharaoh summoned Moses and Aaron and said, “Go, sacrifice to your God within the land.”

Exodus 8:30

8:30 So Moses went out from Pharaoh and prayed to the Lord,

Exodus 8:32

8:32 But Pharaoh hardened his heart this time also and did not release the people.

Exodus 10:20

10:20 But the Lord hardened Pharaoh’s heart, and he did not release the Israelites.

Exodus 10:27

10:27 But the Lord hardened Pharaoh’s heart, and he was not willing to release them.