Imam Mahdi in the Quran .

ذلِکَ الْکِتابُ لا رَیبَ فیهِ هُدی لِلْمُتَّقینَ. الَّذینَ یؤْمِنُونَ بِالْغَیب Alif Lam Mim, this is the Book about which there is no doubt, a guidance for the pious - those who…