New Revised Standard Version
But Sihon would not allow Israel to pass through his territory. Sihon gathered all his people together, and went out against Israel to the wilderness; he came to Jahaz, and fought against Israel.

Contemporary English Version
But Sihon refused to let Israel travel through his land. Instead, he called together his entire army and marched into the desert to attack Israel near the town of Jahaz.

New American Bible
Sihon, however, would not permit Israel to pass through his territory, but mustered all his forces and advanced against Israel into the wilderness. When he reached Jahaz, he engaged Israel in battle.

Douay-Rheims Bible
And he would not grant that Israel should pass by his borders: but rather gathering an army, went forth to meet them in the desert, and came to Jasa and fought against them.

And he would not grant that Israel should pass by his borders: but rather gathering an army, went forth to meet them in the desert, and came to Jasa and fought against them.

Sihon would

Deuteronomy 2:30-32 And Sehon the king of Hesebon would not let us pass: because the Lord thy God had hardened his spirit, and fixed his heart, that he might be delivered into thy hands, as now thou seest. . . .

Deuteronomy 29:7,8 And you came to this place: and Sehon king of Hesebon, and Og king of Basan, came out against us to fight. And we slew them. . . .

Jahaz

Judges 11:20 But he, also despising the words of Israel, suffered him not to pass through his borders: but gathering an infinite multitude, went out against him to Jasa, and made strong opposition.

Isaiah 15:4 Hesebon shall cry, and Eleale, their voice is heard even to Jasa. For this shall the well appointed men of Moab howl, his soul shall howl to itself.

Jeremiah 48:34 From the cry of Hesebon even to Eleale, and to Jasa, they have uttered their voice: from Segor to Oronaim, as a heifer of three years old: the waters also of Nemrim shall be very bad.