Contradiction with John 3:34
John 1:33 states that the Spirit remains on Jesus only, while John 3:34 suggests God gives the Spirit without limit, implying availability to others too.
John 3:34: For he whom God hath sent speaketh the words of God: for God giveth not the Spirit by measure [unto him].
Contradiction with Acts 10:44-46
John 1:33 emphasizes the Spirit descending on Jesus as a unique sign, but Acts 10:44-46 shows the Spirit falling on others, suggesting it's not exclusive to Jesus.
Acts 10:44-46: While Peter yet spake these words, the Holy Ghost fell on all them which heard the word.
Contradiction with 1 John 2:20
John 1:33 focuses on the Spirit descending only on Jesus, whereas 1 John 2:20 indicates that believers have an anointing from the Holy One, implying they have the Spirit too.
1 John 2:20: But ye have an unction from the Holy One, and ye know all things.