Contradiction with Matthew 5:9
While 2 Samuel 20:22 involves an act of violence to achieve peace, Matthew 5:9 highlights the virtue of peacemaking as a path to being called children of God.
Matthew 5:9: Blessed [are] the peacemakers: for they shall be called the children of God.
Contradiction with Exodus 20:13
2 Samuel 20:22 involves the beheading of Sheba, whereas Exodus 20:13 commands, "Thou shalt not kill."
Exodus 20:13: Thou shalt not kill.
Contradiction with Romans 12:19
2 Samuel 20:22 depicts an act of retribution or justice by the people, but Romans 12:19 advises believers to refrain from taking vengeance.
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 15:1
In 2 Samuel 20:22, peace is achieved through the use of violence, whereas Proverbs 15:1 suggests a gentle answer can turn away wrath.
Proverbs 15:1: A soft answer turneth away wrath: but grievous words stir up anger.
Contradiction with Matthew 26:52
Contrasts with 2 Samuel 20:22 where violence is used to stop a rebellion, while Matthew 26:52 advocates for non-violence: "for all they that take the sword shall perish with 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?
Paradox #1
The contradiction could be the approval of violence or killing to achieve peace or resolve a conflict. This might seem inconsistent with the broader themes of mercy and forgiveness found elsewhere in religious teachings.