Exodus 4:4

4 And the LORD said unto Moses, Put forth thine hand, and take it by the tail. And he put forth his hand, and caught it, and it became a rod in his hand:

Exodus 4:4 In-Context

2 And the LORD said unto him, What is that in thine hand? And he said, A rod.
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.
4 And the LORD said unto Moses, Put forth thine hand, and take it by the tail. And he put forth his hand, and caught it, and it became a rod in his hand:
5 That they may believe that the LORD God of their fathers, the God of Abraham, the God of Isaac, and the God of Jacob, hath appeared unto thee.
6 And the LORD said furthermore unto him, Put now thine hand into thy bosom. And he put his hand into his bosom: and when he took it out, behold, his hand was leprous as snow.
The King James Version is in the public domain.