Judges 20:48
And the men of Israel turned again upon the children of Benjamin, and smote them with the edge of the sword, as well the men of every city, as the beast, and all that came to hand: also they set on fire all the cities that they came to.
Cross-reference
Judges 21:23
Historical context
Judges 21:23 shows the remnant of Benjamin rebuilding the very cities destroyed here — a direct narrative sequel.
Deuteronomy 13:15–17
Parallel
Deuteronomy 13:15-17 prescribes total destruction for apostate cities — the same pattern Israel uses against Benjamin here.
2 Chronicles 28:6–9
Parallel
2 Chronicles 28:6-9 describes Israelites slaughtering fellow Israelites — a parallel to the civil war here where Israel destroys Benjamin.