Then Moses answered, “But suppose they do not believe me or listen to me, but say, ‘The LORD did not appear to you.’ ” The LORD said to him, “What is that in your hand?” He said, “A staff.” And he said, “Throw it on the ground.” So he threw the staff on the ground, and it became a snake; and Moses drew back from it. Then the LORD said to Moses, “Reach out your hand, and seize it by the tail”—so he reached out his hand and grasped it, and it became a staff