Numbers 21:9-11

New Revised Standard Version Catholic Edition

⁹ So Moses made a serpent of bronze, and put it upon a pole; and whenever a serpent bit someone, that person would look at the serpent of bronze and live.

The Journey to Moab

¹⁰ The Israelites set out, and camped in Oboth. ¹¹ They set out from Oboth, and camped at Iye-abarim, in the wilderness bordering Moab toward the sunrise.