Israel defeats the king of Arad
The king of Arad attacked the Israelites. The Israelites vowed to destroy his cities if God gave them success, and God did.
Key passages
Nu 21:1–3

The Canaanite king of Arad, who was dwelling in the Negev, heard that Israel came along the way of Atharim; he fought against Israel and took some of them captive. Israel made a vow to Yahweh, and they said, “If you will surely give this people into our hand, then we will …

See also
Nu 33:40;