Demonstrating the impossibility of lying for prophets, and arguing that it is rationally impossible for a miracle to occur for a false one.
Sounds and Letters are Created
Some claim that Allah ﷻ’s attribute of speech is composed of uncreated utterances pronouncing Arabic words. We argue that this impossible, because such pronunciations would exist contingently, and what is contingent depends on a creator to have brought it into existence.
The Miracle as Proof for Speech
Using the occurrence of miracles, to argue for the existence of the attribute of Speech. This is given the fact that miracles are expressions of conventional signification.
Is prophethood provisional?
Our response to the one who asks: “how do you know that the Quranic challenge won't be met in the future? And if you don’t know, then how can you be certain that Muhammed is a true prophet?”
The Role of Reason in Theology
Responding to a popular claim of the Mujasima, who argue that reason has no place in religion, and that rationalizing theology is contrary to what revelation teaches.
Keys to the Unseen 