Contradiction with Genesis 1:31
John 8:23 suggests a separation between Jesus and the world, whereas Genesis 1:31 states that everything God made, including the world, was "very good."
Genesis 1:31: And God saw every thing that he had made, and, behold, [it was] very good. And the evening and the morning were the sixth day. [And the evening...: Heb. And the evening was, and the morning was etc.]
Contradiction with John 1:10
John 8:23 presents Jesus as not belonging to the world, while John 1:10 indicates that he was in the world and the world was made by him.
John 1:10: He was in the world, and the world was made by him, and the world knew him not.
Contradiction with Colossians 1:16
John 8:23 emphasizes a difference between Jesus and the earthly realm, but Colossians 1:16 states that all things were created through him and for him, implying a connection.
Colossians 1:16: For by him were all things created, that are in heaven, and that are in earth, visible and invisible, whether [they be] thrones, or dominions, or principalities, or powers: all things were created by him, and for him:
Contradiction with John 3:16
John 8:23 distinguishes Jesus from the world, whereas John 3:16 emphasizes God's love for the world through Jesus.
John 3:16: For God so loved the world, that he gave his only begotten Son, that whosoever believeth in him should not perish, but have everlasting life.
Contradiction with Hebrews 2:14
John 8:23 implies a separation from the world, while Hebrews 2:14 indicates that Jesus shared in humanity's nature to overcome death.
Hebrews 2:14: Forasmuch then as the children are partakers of flesh and blood, he also himself likewise took part of the same; that through death he might destroy him that had the power of death, that is, the devil;