Exodus 1:8

1:8 Then a new king, who did not know about Joseph, came to power over Egypt.

Exodus 1:15

1:15 The king of Egypt said to the Hebrew midwives, one of whom was named Shiphrah and the other Puah,

Exodus 3:19

3:19 But I know that the king of Egypt will not let you go, not even under force.

Exodus 6:11

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