Exodus 7:12-14

Lexham English Bible

¹² Each threw down his staff, and they became snakes, and Aaron’s staff swallowed up their staffs. ¹³ And Pharaoh’s heart was hard, and he did not listen to them, as Yahweh had said.

Plague One: Blood

¹⁴ And Yahweh said to Moses, “Pharaoh’s heart is insensitive;^[a] he refuses to release the people.