Contradiction with Matthew 5:5
While 2 Samuel 23:23 praises valor and might in battle as honorable, Matthew 5:5 suggests that meekness is more blessed and virtuous.
Matthew 5:5: Blessed [are] the meek: for they shall inherit the earth.
Contradiction with Matthew 26:52
2 Samuel 23:23 honors a brave warrior, whereas Matthew 26:52 discourages violence, stating that those who live by the sword shall die by the sword.
Matthew 26:52: Thinkest thou that I cannot now pray to my Father, and he shall presently give me more than twelve legions of angels?
Contradiction with Romans 12:19
2 Samuel 23:23 highlights a valiant act of retribution, but Romans 12:19 advises leaving vengeance to God rather than seeking personal revenge.
Romans 12:19: Dearly beloved, avenge not yourselves, but [rather] give place unto wrath: for it is written, Vengeance [is] mine; I will repay, saith the Lord.
Contradiction with Proverbs 16:32
2 Samuel 23:23 glorifies physical courage, contrasting with Proverbs 16:32, which values self-control and patience over physical might.
Proverbs 16:32: [He that is] slow to anger [is] better than the mighty; and he that ruleth his spirit than he that taketh a city.
Contradiction with Isaiah 2:4
Whereas 2 Samuel 23:23 exalts prowess in war, Isaiah 2:4 envisions a time when nations shall not lift sword against each other and will no longer learn war.
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]