Cross reference
Exodus 7:10
10 And Moses and Aaron went in unto Pharaoh, and they did so, as Jehovah had commanded: and Aaron cast down his rod before Pharaoh and before his servants, and it became a serpent.
Exodus 4:3
3 And he said, Cast in on the ground. And he cast it on the ground, and it became a serpent; and Moses fled from before it.
Amos 9:3
3 And though they hide themselves in the top of Carmel, I will search and take them out thence; and though they be hid from my sight in the bottom of the sea, thence will I command the serpent, and it shall bite them.
Mark 16:18
18 they shall take up serpents, and if they drink any deadly thing, it shall in no wise hurt them; they shall lay hands on the sick, and they shall recover.
Luke 10:19
19 Behold, I have given you authority to tread upon serpents and scorpions, and over all the power of the enemy: and nothing shall in any wise hurt you.