Hazrat Mahdi (pbuh) will be illiterate, that is he won't know Arabic

ADNAN OKTAR: Hazrat Mahdi (pbuh), for example, is illiterate. The Prophet Jesus (pbuh) is not; he knows Arabic perfectly. And he can read the Qur’an really well. The Mahdi is illiterate. He doesn't know how to read and write. He doesn't know Arabic. But Jesus (pbuh) knows Arabic. It is the wisdom of God. I don't know why it is so. God created the destiny of Hazrat Mahdi (pbuh) that way. One would think that he should be able to read the Qur’an at the very least. But he cannot. He does not know Arabic. He is illiterate. For example, the illiteracy of our Prophet (pbuh) is emphasized in the Qur’an. "... so have faith in God and His Messenger, the Unlettered Prophet..." (Surat al-A'raf, 158) The fact that he is illiterate is always mentioned. He [Jesus] has broad shoulders. In other words, his shoulders are strong. He is a young brave man. No one can beat him in arm wrestling. He wears modern clothing such as t-shirt, shirt, blue jeans, all