Exodus 7:10
Then went Moses and Aaron in unto Pharaoh, and did even as the LORD had commanded. And Aaron cast forth his rod before Pharaoh and before his servants, and it turned to a serpent.
Exodus 4:3
And he said, "Cast it on the ground." And it turned unto a serpent. And Moses ran away from it.
Amos 9:3
Though they hide themselves upon the top of Carmel, yet shall I seek them out, and bring them from thence. Though they creep down from my sight into the deep of the sea, I shall command the serpent, even there to bite them.
Mark 16:18
and shall kill serpents. And if they drink any deadly thing, it shall not hurt them. They shall lay their hands on the sick, and they shall recover."
Luke 10:19
Behold, I give unto you power to tread on serpents, and scorpions, and over all manner power of the enemy, and nothing shall hurt you.