Contradiction with Matthew 5:9
Acts 23:7 describes a dispute causing division, while Matthew 5:9 emphasizes the blessing of being a peacemaker.
Matthew 5:9: Blessed [are] the peacemakers: for they shall be called the children of God.
Contradiction with Romans 12:18
Acts 23:7 shows division among people, whereas Romans 12:18 encourages living peaceably with all men.
Romans 12:18: If it be possible, as much as lieth in you, live peaceably with all men.
Contradiction with 1 Corinthians 1:10
Acts 23:7 depicts division, but 1 Corinthians 1:10 calls for no divisions among believers and being perfectly joined together.
1 Corinthians 1:10: Now I beseech you, brethren, by the name of our Lord Jesus Christ, that ye all speak the same thing, and [that] there be no divisions among you; but [that] ye be perfectly joined together in the same mind and in the same judgment. [divisions: Gr. schisms]
Contradiction with Ephesians 4:3
Acts 23:7 involves a dissension, contrary to Ephesians 4:3, which urges keeping the unity of the Spirit in peace.
Ephesians 4:3: Endeavouring to keep the unity of the Spirit in the bond of peace.
Contradiction with Philippians 2:14
Acts 23:7 features discord, while Philippians 2:14 encourages doing all things without disputing.
Philippians 2:14: Do all things without murmurings and disputings:
Contradiction with James 3:16
Acts 23:7 shows a scenario of strife, but James 3:16 warns that where there is envy and strife, there is confusion and evil.
James 3:16: For where envying and strife [is], there [is] confusion and every evil work. [confusion: Gr. tumult, or, unquietness]