Contradiction with Matthew 5:14
This verse refers to believers as the "light of the world," which appears to broaden the concept beyond Jesus alone as stated in John 9:5.
Matthew 5:14: Ye are the light of the world. A city that is set on an hill cannot be hid.
Contradiction with Philippians 2:15
This verse calls believers to shine as lights in the world, which again suggests that others apart from Jesus can be lights in the world.
Philippians 2:15: That ye may be blameless and harmless, the sons of God, without rebuke, in the midst of a crooked and perverse nation, among whom ye shine as lights in the world; [harmless: or, sincere] [ye shine: or, shine ye]
Contradiction with Acts 13:47
This verse speaks about the disciples being a light to the Gentiles, suggesting that the role of being a light is shared with followers of Christ.
Acts 13:47: For so hath the Lord commanded us, [saying], I have set thee to be a light of the Gentiles, that thou shouldest be for salvation unto the ends of the earth.
Contradiction with Ephesians 5:8
This verse encourages believers to live as children of light, indicating that the light of the world role also includes believers, not just Jesus.
Ephesians 5:8: For ye were sometimes darkness, but now [are ye] light in the Lord: walk as children of light: