Regarding the dove
John 1:32 (KJV 1900) — 32 And John bare record, saying, I saw the Spirit descending from heaven like a dove, and it abode upon him.
That's one
The voice stating this is my beloved son you now call God contrary to your earlier balking
That is two
The man you refer to
John 20:28–29 (KJV 1900) — 28 And Thomas answered and said unto him, My Lord and my God. 29 Jesus saith unto him, Thomas, because thou hast seen me, thou hast believed: blessed are they that have not seen, and yet have believed.
is three