Numbers 21:8 in the King James Version
And the LORD said unto Moses, Make thee a fiery serpent, and set it upon a pole: and it shall come to pass, that every one that is bitten, when he looketh upon it, shall live.
Context
7 The people came to Moses, and said, “We have sinned, because we have spoken against the LORD and against you. Pray to the LORD, that he take away the serpents from us.” Moses prayed for the people.
8 The LORD said to Moses, “Make a venomous snake, and set it on a pole. It shall happen that everyone who is bitten, when he sees it, shall live.”
9 Moses made a serpent of bronze, and set it on the pole. If a serpent had bitten any man, when he looked at the serpent of bronze, he lived.