Contradiction with Luke 23:34
Jesus asks for forgiveness for those who crucified him, showing a forgiving nature, contradicting the accusation of intent to kill made in John 8:40.
Luke 23:34: Then said Jesus, Father, forgive them; for they know not what they do. And they parted his raiment, and cast lots.
Contradiction with John 10:30
Jesus claims unity with the Father, whereas in John 8:40, he refers to himself as a man, which some might interpret differently regarding his divine nature.
John 10:30: I and [my] Father are one.
Contradiction with Matthew 27:46
Jesus expresses feeling forsaken by God on the cross, contrasting with John 8:40, where he speaks with confidence about his relationship with God.
Matthew 27:46: And about the ninth hour Jesus cried with a loud voice, saying, Eli, Eli, lama sabachthani? that is to say, My God, my God, why hast thou forsaken me?
Contradiction with John 18:36
Jesus states his kingdom is not of this world, which contrasts with the earthly conflict implied in John 8:40 where listeners are accused of wanting to kill him.
John 18:36: Jesus answered, My kingdom is not of this world: if my kingdom were of this world, then would my servants fight, that I should not be delivered to the Jews: but now is my kingdom not from hence.
Contradiction with John 5:19
Jesus describes his actions as being in accordance with the Father's will, while in John 8:40, the focus is on a difference in understanding between Jesus and his listeners.
John 5:19: Then answered Jesus and said unto them, Verily, verily, I say unto you, The Son can do nothing of himself, but what he seeth the Father do: for what things soever he doeth, these also doeth the Son likewise.