For every man threw down his rod, and they became serpents. But Aaron's rod swallowed up their rods.
Exodus 7:12
Surrounding context
7:11 But Pharaoh also called the wise men and the sorcerers; so the magicians of Egypt, they also did in like manner with their enchantments.
7:12 For every man threw down his rod, and they became serpents. But Aaron's rod swallowed up their rods.
7:13 And Pharaoh's heart grew hard, and he did not heed them, as the LORD had said.