Joseph Benson's Commentary of the Old and New Testaments - Judges 3:12
Judges 3:12. And the children of Israel did evil again This was the case of the Israelites during all the time of their judges: the same person who freed them from servitude, purified them also from idolatry; but he was no sooner dead than their religion was at an end, though their peace and happiness were sure to expire with it. Thus every epocha of their history, during the administration of the judges, is only an alternate succession of sinning and contrition, of servitude and... read more
Albert Barnes' Notes on the Whole Bible - Judges 3:13
The children of Ammon (Bent-Ammon), almost always so spoken of from their ancestor Ben-ammi Genesis 19:38, seem to be under the leadership of the king of Moab, as do also the Amlekites: this is perhaps the strengthening spoken of in Judges 3:12. In Judges 6:0 the combination is Midianites, Amalekites, and children of the East, or Arab tribes. In the narrative of Jephthah’s judgeship, the Ammonites alone are mentioned; but with a reference to the Moabites, and as if they were one people Judges... read more