Contradiction with Isaiah 2:4
Contradicts by emphasizing peace and the cessation of warfare, in contrast to Isaiah 10:26 which speaks of Assyrian defeat with violence.
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 Matthew 5:44
Contradicts by encouraging love for enemies and blessings for those who curse, rather than the destruction mentioned in Isaiah 10:26.
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 Romans 12:17
Contradicts by advising not to repay evil for evil, contrasting the theme of vengeance seen in Isaiah 10:26.
Romans 12:17: Recompense to no man evil for evil. Provide things honest in the sight of all men.
Contradiction with James 3:17-18
Contradicts by highlighting wisdom that is peaceable and gentle, opposing the theme of divine retribution in Isaiah 10:26.
James 3:17-18: But the wisdom that is from above is first pure, then peaceable, gentle, [and] easy to be intreated, full of mercy and good fruits, without partiality, and without hypocrisy. [partiality: or, wrangling]
Contradiction with Luke 6:35
Contradicts by urging kindness to the ungrateful and wicked, unlike the punitive action described in Isaiah 10:26.
Luke 6:35: But love ye your enemies, and do good, and lend, hoping for nothing again; and your reward shall be great, and ye shall be the children of the Highest: for he is kind unto the unthankful and [to] the evil.