Mahdi (pbuh) will not appear before two books, two schools which state that people are free from believing in God emerge.
(Bihar al Anwar, volume 51-52-53, English Translation, page 253)
Rasulullah (saas) heralded the usage of the atomic bomb before the emergence of Hazrat Mahdi (as)
Hazrat Mahdi (as) will appear secretly and suddenly
Believers would wait for the emergence of Hazrat Mahdi (as) with aspiration
HAZRAT MAHDI (PBUH) WILL SPREAD HAPPINESS TO PEOPLE
HAZRAT MAHDI (PBUH) WILL POSSESS ALL THE VIRTUES
Hazrat Mahdi (as) will have two occultations
Internet and media are the best grounds for the appearance of Hazrat Mahdi (as)
MAHDI (PBUH) WILL DESTROY DARWINISM AND MATERIALISM THAT THE GODLESS PHILOSOPHIES ARE BASED ON BY MEANS OF FOSSILS
Hazrat Mahdi (as) will appear with the signs of the Prophets
Accounts on the King Messiah [Hazrat Mahdi (pbuh)] in the Zohar
Hazrat Mahdi (pbuh) and his students will wear beautiful clothes
References to the era of Hazrat Mahdi (pbuh) in the torah
WHEN HAZRAT MAHDI (PBUH) EXTENDS HIS HAND, A BRILLIANT WHITENESS WILL APPEAR
HAZRAT MAHDI (PBUH) WILL HAVE PUBLISHED WORKS
HAZRAT MAHDI (PBUH) WILL USE THE FOSSILS IN HIS DEFENDING THE QUR’AN
The Portents Of The Coming Of Hazrat Mahdi (pbuh)
BEFORE THE APPEARANCE OF HAZRAT MAHDI (AS) THERE WILL BE ARMED COMMUNIST TERROR ACTS
Imam Sadiq narrated that Hazrat Mahdi (as) would appear in 1400 Hijri
The collapse of the dome and walls of Kufa is one of the signs of the appearance of Hazrat Mahdi (as)
Hazrat Mahdi (as) will not be known when he first appears
Hazrat Mahdi (pbuh) and features of the era of his dominion in the Torah
Jews Prayed for Mahdi (pbuh)
Imam Rabbani and the time of Mahdi's appearance
When Hazrat Mahdi (as) appears, all the sects will swear allegiance to him, because Hazrat Mahdi (as) is the greatest guide of the Islamic world
Mr. M. Sevket Eygi: Hazrat Mahdi (as) will appear and the Golden Age will be experienced