Judges 11:22

“And they possessed all the coasts of the Amorites, etc.] Peaceably and quietly, nor did any pretend to call their right in question, or dispute their title, or give them any disturbance: from Arnon unto Jabbok: which was the length of the country, and the direction was from south to north, and reached from the river Arnon, the border of Moab, to the river Jabbok, the border of Ammon; so that it included no part of what was at this time in the possession of either: and from the wilderness even unto Jordan; which was the breadth of it, and its direction was from the west to the east, reaching from the wilderness of Arabia to the river Jordan.”

“Consult the marginal references. If the ark with the copy of the Law Deuteronomy 31:26 was at Mizpeh, it would account for Jephthah’s accurate knowledge of it; and this exact agreement of his message with Numbers and Deuteronomy would give additional force to the expression, “he uttered all his words before the Lord” Judges 11:11. Judges 11:17 No mention is made of this embassy to Moab in the Pentateuch. Judges 11:19 Into my place - This expression implies that the trans-Jordanic possessions of Israel were not included in the land of Canaan properly speaking. Judges 11:21 The title “God of Israel” has a special emphasis here, and in Judges 11:23. in a narrative of transactions relating to…”

“The coasts - Or, borders; together with all the land included within those borders. Wilderness - Namely, the desert of Arabia. Judges 11:23”

“And they: Deu 2:36 from the wilderness: From Arabia Deserta on the east, to Jordan on the west. Judges 11:23”