Exodus 4:2-4

Young's Literal Translation

² And Jehovah saith unto him, `What [is] this in thy hand?' and he saith, `A rod;'

³ and He saith, `Cast it to the earth;' and he casteth it to the earth, and it becometh a serpent -- and Moses fleeth from its presence.

⁴ And Jehovah saith unto Moses, `Put forth thy hand, and lay hold on the tail of it;' and he putteth forth his hand, and layeth hold on it, and it becometh a rod in his hand --