Numbers 21:9 in the King James Version
And Moses made a serpent of brass, and put it upon a pole, and it came to pass, that if a serpent had bitten any man, when he beheld the serpent of brass, he lived.
Context
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.
10 The children of Israel traveled, and encamped in Oboth.