Contradiction with Proverbs 3:5
Judges 18:22 shows the Danites relying on their own strength, while Proverbs 3:5 encourages trusting in the Lord with all your heart.
Proverbs 3:5: Trust in the LORD with all thine heart; and lean not unto thine own understanding.
Contradiction with Matthew 5:9
Judges 18:22 involves confrontation and the potential for violence, whereas Matthew 5:9 blesses peacemakers.
Matthew 5:9: Blessed [are] the peacemakers: for they shall be called the children of God.
Contradiction with Romans 12:18
The pursuit of peace is advised in Romans 12:18, but Judges 18:22 describes an aggressive encounter.
Romans 12:18: If it be possible, as much as lieth in you, live peaceably with all men.
Contradiction with Exodus 20:15
Judges 18 involves taking what is not theirs, contradicting the commandment in Exodus 20:15, "Thou shalt not steal."
Exodus 20:15: Thou shalt not steal.
Contradiction with Matthew 7:12
The actions of the Danites in Judges 18:22 contradict the Golden Rule in Matthew 7:12, which instructs to do unto others as one would have them do unto oneself.
Matthew 7:12: Therefore all things whatsoever ye would that men should do to you, do ye even so to them: for this is the law and the prophets.