Jahaz: Sihon Defeated At
Source: Nav
Numbers 21:23
But Sihon would not let Israel pass through his territory. Instead, he gathered his whole army and went out to confront Israel in the wilderness. When he came to Jahaz, he fought against Israel.
Deuteronomy 2:32
So Sihon and his whole army came out for battle against us at Jahaz.
Judges 11:20
But Sihon would not trust Israel to pass through his territory. So he gathered all his people, encamped in Jahaz, and fought with Israel.