Judges 10:7

And the anger of the LORD was hot against Israel, and he sold them into the hands of the Philistines, and into the hands of the children of Ammon.

Philistines and ... the children of Ammon. The predatory incursions of these two hostile neighbours were made naturally on the parts of the land respectively contiguous to them. But the Ammonites, animated with the spirit of conquest, carried their arms across the Jordan, so that the central and southern provinces of Canaan were extensively desolated.