Judges 11:12-15, 32-33

Now Jephthah sent messengers to the king of the people of Ammon, saying, “What do you have against me, that you have come to fight against me in my land?” And the king of the people of Ammon answered the messengers of Jephthah, “Because Israel took away my land when they came up out of Egypt, from the Arnon as far as the Jabbok, and to the Jordan. Now therefore, restore those lands peaceably.” So Jephthah again sent messengers to the king of the people of Ammon, and said to him, “Thus says Jephthah: ‘Israel did not take away the land of Moab, nor the land of the people of Ammon

So Jephthah advanced toward the people of Ammon to fight against them, and the LORD delivered them into his hands. And he defeated them from Aroer as far as Minnith—twenty cities—and to Abel Keramim, with a very great slaughter. Thus the people of Ammon were subdued before the children of Israel.