If, then, you were to say,
“Such a consequence is not binding upon us, for He is powerful in and of Himself, mighty in and of Himself,”
we would reply,
“Then likewise admit that He is living in and of Himself and speaking in and of Himself. In that case you must either do away with the Trinity altogether or else affirm a takhmis, a five-part division; otherwise, what possible distinction remains? And there is, in truth, no distinction at all.”
Al-Ḥasan ibn Ayyūb also said:
“Whenever we reflect with you on the attribution of the Messiah—peace be upon him—to divinity, and on your worship of him alongside God in the manner you espouse, and we look in your own scriptures to find you a proof, we only grow more certain of its impossibility. You put on his tongue claims from which you think to fashion an argument, yet not a single passage in your books testifies to them.
“The clearest statement we have found concerning the Messiah and the soundness of his mission is what the disciple Matthew relates. He says:
‘When Jesus came to the region of Caesarea he asked his disciples, “Who do people say that the Son of Man is?”
They answered, “Some say you are John the Baptist; others say you are Jeremiah, or one of the prophets.”
He said to them, “And you—who do you say that I am?”
Simon Peter, their leader, replied, “You are the Messiah, the Son of the true God.”
Jesus answered him, “Blessed are you, Simon son of Jonah, for it was not