Contradiction with John 1:11
This verse states that Jesus came unto his own people, and they did not receive him, contradicting the idea in John 9:33 that Jesus must be from God because of his works and acceptance.
John 1:11: He came unto his own, and his own received him not.
Contradiction with Matthew 7:21-23
These verses indicate that not everyone who calls Jesus "Lord" or performs works in his name is truly from God, contradicting the implication in John 9:33 that performing miraculous works proves divine origin.
Matthew 7:21-23: Not every one that saith unto me, Lord, Lord, shall enter into the kingdom of heaven; but he that doeth the will of my Father which is in heaven.
Contradiction with John 15:18-20
These verses discuss that the world will hate Jesus and his followers, contradicting the idea in John 9:33 that recognition of Jesus' divine mission would be evident.
John 15:18-20: If the world hate you, ye know that it hated me before [it hated] you.
Contradiction with John 7:12
This verse describes how there was a division among the people about who Jesus was, contradicting the idea in John 9:33 that his works should clearly indicate he was from God.
John 7:12: And there was much murmuring among the people concerning him: for some said, He is a good man: others said, Nay; but he deceiveth the people.