After conquering the land, the eastern tribes return home and build an altar. The rest of Israel assumes the worst and rallies in war against their brothers and sisters to guard against idolatry. Yet in the Book of Judges, these people who immediately rallied against kin don't even know the Lord just two generations later. Let us heed Joshua's final words and present our wills to stand against culture and prevent spiritual drift.
As for us and our houses, let us serve the Lord.