Contradiction with Matthew 6:1
This verse advises against doing righteous acts to be seen by others, contrasting with the recognition and acknowledgment of signs and miracles in John 3:2.
Matthew 6:1: Take heed that ye do not your alms before men, to be seen of them: otherwise ye have no reward of your Father which is in heaven. [alms: or, righteousness] [of your: or, with your]
Contradiction with John 12:37
Despite witnessing signs, many still did not believe in Jesus, contradicting the understanding and belief expressed in John 3:2.
John 12:37: But though he had done so many miracles before them, yet they believed not on him:
Contradiction with Mark 6:52
The disciples' lack of understanding after witnessing miracles stands in contrast to Nicodemus's acknowledgment of Jesus performing signs in John 3:2.
Mark 6:52: For they considered not [the miracle] of the loaves: for their heart was hardened.
Contradiction with 1 Corinthians 1:22
This verse illustrates a skeptical need for signs, which contrasts with Nicodemus's acceptance of the signs as evidence of divine presence in John 3:2.
1 Corinthians 1:22: For the Jews require a sign, and the Greeks seek after wisdom:
Contradiction with Matthew 16:4
Jesus condemns the generation seeking signs, conflicting with Nicodemus's approach of acknowledging signs as proof of divine connection in John 3:2.
Matthew 16:4: A wicked and adulterous generation seeketh after a sign; and there shall no sign be given unto it, but the sign of the prophet Jonas. And he left them, and departed.