Parallel
Numbers 21:2
King James Version (1769 Blayney revision, with Apocrypha) · Berean Standard Bible
And Israel vowed a vow unto the Lord, and said, If thou wilt indeed deliver this people into my hand, then I will utterly destroy their cities.
So Israel made a vow to the LORD: “If You will deliver this people into our hands, we will devote their cities to destruction.”