Exodus 7:10
And Moses and Aaron went in to Pharaoh, and they did so as the LORD had commanded: And Aaron cast down his rod before Pharaoh, and before his servants, and it became a serpent.
Exodus 4:3
And he said, Cast it on the ground. And he cast it on the ground, and it became a serpent: and Moses fled from before it.
Amos 9:3
And though they hide themselves in the top of Carmel, I will search and take them out thence; and though they are hid from my sight in the bottom of the sea, thence will I command the serpent, and he shall bite them:
Mark 16:18
They shall take up serpents; and if they drink any deadly thing, it shall not hurt them; they shall lay hands on the sick, and they shall recover.
Luke 10:19
Behold, I give to you power to tread on serpents and scorpions, and over all the power of the enemy: and nothing shall by any means hurt you.