You are not understanding.
Those verses prove nothing. It is possible that Mohammad says of himself that he is not a poet. Proof. We need proof that this is Allah saying this.
It is Mohammd himself saying he is a prophet. I could say that I am a prophet- anyone could. Where is the proof that he is a prophet of GOD?
Where is the witness that is told by GOD or Gabriel that Mohammd is a prophet?
Where are the eyewitnesses saying that they also saw the angel Gabriel revealing messages to Mohammad?
Those verses prove nothing. It is possible that Mohammad says of himself that he is not a poet. Proof. We need proof that this is Allah saying this.
It is Mohammd himself saying he is a prophet. I could say that I am a prophet- anyone could. Where is the proof that he is a prophet of GOD?
Where is the witness that is told by GOD or Gabriel that Mohammd is a prophet?
Where are the eyewitnesses saying that they also saw the angel Gabriel revealing messages to Mohammad?