Contradiction with Matthew 24:36
Only the Father knows the day and hour of the end, implying a distinction between the Father and the Son.
Matthew 24:36: But of that day and hour knoweth no [man], no, not the angels of heaven, but my Father only.
Contradiction with John 10:30
Jesus says, "I and my Father are one," which would not imply being seated at the right hand but rather being unified.
John 10:30: I and [my] Father are one.
Contradiction with Philippians 2:6
Describes Jesus as being in the form of God and not considering equality with God something to be grasped, suggesting he would not be separate sitting at the right hand.
Philippians 2:6: Who, being in the form of God, thought it not robbery to be equal with God:
Contradiction with Mark 13:32
Jesus states he doesn't know the day or hour of the end, again suggesting a distinction in knowledge between Jesus and the Father.
Mark 13:32: But of that day and [that] hour knoweth no man, no, not the angels which are in heaven, neither the Son, but the Father.
Contradiction with John 5:19
Jesus states that the Son can do nothing of himself, but only what he sees the Father do, implying difference in authority.
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.