Judges 21:4

And it came to pass on the morrow, that the people rose early, and built there an altar, and offered burnt offerings and peace offerings.

Cross-reference

Judges 6:26 Parallel

In Judges 6:26, Gideon builds an altar and offers a burnt sacrifice, paralleling this altar-building after a national crisis.

Exodus 20:24 commands building an altar and offering burnt and peace offerings — exactly what is done here, following the law.

2 Samuel 24:25 records David building an altar and offering burnt and peace offerings, exactly matching this verse's actions.