Contradiction with Proverbs 3:5
This verse emphasizes trusting in the Lord rather than one's own understanding, while 1 Chronicles 12:21 highlights the reliance on mighty men of valor to help in battle.
Proverbs 3:5: Trust in the LORD with all thine heart; and lean not unto thine own understanding.
Contradiction with Jeremiah 17:5
This verse states that relying on human strength is cursed, contradicting the reliance on the potential warriors in 1 Chronicles 12:21.
Jeremiah 17:5: Thus saith the LORD; Cursed [be] the man that trusteth in man, and maketh flesh his arm, and whose heart departeth from the LORD.
Contradiction with Matthew 5:44
Jesus instructs to love your enemies, which contradicts the idea of preparing for battle and seeking assistance in fighting as described in 1 Chronicles 12:21.
Matthew 5:44: But I say unto you, Love your enemies, bless them that curse you, do good to them that hate you, and pray for them which despitefully use you, and persecute you;
Contradiction with 2 Corinthians 12:9
Paul's message that God's grace is sufficient and strength is made perfect in weakness contradicts relying on the strength of the mighty men in 1 Chronicles 12:21.
2 Corinthians 12:9: And he said unto me, My grace is sufficient for thee: for my strength is made perfect in weakness. Most gladly therefore will I rather glory in my infirmities, that the power of Christ may rest upon me.