10 So Moses and Aaron went in to Pharaoh and did what the LORD had commanded them. Aaron threw his staff in front of Pharaoh and his officials, and it became a serpent.
Exodus 7:10 Cross References - ISV
Exodus 4:3
3 Then God said, “Throw it to the ground.” He threw it to the ground and it became a snake. Moses ran away from it.
Amos 9:3
3 Even if they hide at the top of Mount Carmel, from there I will search and seize them. Even if they hide from my sight in the depths of the sea, from there I will order the serpent to strike them.
Mark 16:18
18 and they will pick up snakes with their hands.Even if they drink any deadly poison it will not hurt them; and they’ll place their hands on the sick, and they’ll recover.”
Luke 10:19
19 Look! I have given you the authority to trample on snakes and scorpions and to destroy all the enemy’s power, and nothing will ever hurt you.