Numbers 21:23

But Sihon would not permit Israel to pass through his border. So Sihon gathered all his people and went out against Israel in the wilderness, and came to Jahaz and fought against Israel.

Judges 11:20

But Sihon did not trust Israel to pass through his territory; so Sihon gathered all his people and camped in Jahaz and fought with Israel.

Numbers 20:21

Thus Edom refused to allow Israel to pass through his territory; so Israel turned away from him.

Deuteronomy 2:30-32

But Sihon king of Heshbon was not willing for us to pass through his land; for the Lord your God hardened his spirit and made his heart obstinate, in order to deliver him into your hand, as he is today.

Deuteronomy 29:7-8

When you reached this place, Sihon the king of Heshbon and Og the king of Bashan came out to meet us for battle, but we defeated them;

Isaiah 15:4

Heshbon and Elealeh also cry out,
Their voice is heard all the way to Jahaz;
Therefore the armed men of Moab cry aloud;
His soul trembles within him.

Jeremiah 48:34

From the outcry at Heshbon even to Elealeh, even to Jahaz they have raised their voice, from Zoar even to Horonaim and to Eglath-shelishiyah; for even the waters of Nimrim will become desolate.

Treasury of Scripture Knowledge

Summary

And Sihon would not suffer Israel to pass through his border: but Sihon gathered all his people together, and went out against Israel into the wilderness: and he came to Jahaz, and fought against Israel.

Bible References

Sihon would

Deuteronomy 2:30
But Sihon king of Heshbon was not willing for us to pass through his land; for the Lord your God hardened his spirit and made his heart obstinate, in order to deliver him into your hand, as he is today.
Deuteronomy 29:7
When you reached this place, Sihon the king of Heshbon and Og the king of Bashan came out to meet us for battle, but we defeated them;

Jahaz

Judges 11:20
But Sihon did not trust Israel to pass through his territory; so Sihon gathered all his people and camped in Jahaz and fought with Israel.
Isaiah 15:4
Heshbon and Elealeh also cry out,
Their voice is heard all the way to Jahaz;
Therefore the armed men of Moab cry aloud;
His soul trembles within him.
Jeremiah 48:34
From the outcry at Heshbon even to Elealeh, even to Jahaz they have raised their voice, from Zoar even to Horonaim and to Eglath-shelishiyah; for even the waters of Nimrim will become desolate.

General references

Numbers 20:17
Please let us pass through your land. We will not pass through field or through vineyard; we will not even drink water from a well. We will go along the king’s highway, not turning to the right or left, until we pass through your territory.’”
Deuteronomy 2:18
‘Today you shall cross over Ar, the border of Moab.
Judges 11:20
But Sihon did not trust Israel to pass through his territory; so Sihon gathered all his people and camped in Jahaz and fought with Israel.
Judges 20:14
The sons of Benjamin gathered from the cities to Gibeah, to go out to battle against the sons of Israel.
Psalm 136:19
Sihon, king of the Amorites,
For His lovingkindness is everlasting,