Contradiction with Matthew 5:9
This verse encourages peacemakers, whereas Judges 21:24 comes after a civil war among the Israelites, highlighting conflict rather than peace.
Matthew 5:9: Blessed [are] the peacemakers: for they shall be called the children of God.
Contradiction with Exodus 20:13
This verse commands "Thou shalt not kill," while the context of Judges 21:24 follows a narrative involving violence and killing.
Exodus 20:13: Thou shalt not kill.
Contradiction with 1 Corinthians 14:33
This verse claims that God is not the author of confusion, in contrast to the chaos and disorder described before Judges 21:24.
1 Corinthians 14:33: For God is not [the author] of confusion, but of peace, as in all churches of the saints. [confusion: Gr. tumult, or, unquietness]
Contradiction with Isaiah 2:4
This verse speaks about nations not lifting swords against each other and learning war no more, which contradicts the background of tribal conflict in Judges 21:24.
Isaiah 2:4: And he shall judge among the nations, and shall rebuke many people: and they shall beat their swords into plowshares, and their spears into pruninghooks: nation shall not lift up sword against nation, neither shall they learn war any more. [pruninghooks: or, scythes]
Contradiction with Romans 12:18
This verse advises living peaceably with all men, contrasting with the discord evident in Judges 21:24.
Romans 12:18: If it be possible, as much as lieth in you, live peaceably with all men.