Al-Mahdi (a.s.)

when nafs-zakkiyah will be killed a caller will call out from the heavens - 'be aware that your ruler is so and so a person i.e. the Mahdi who shall fill the earth with truth and justice.'

in the same section and the same chapter of the afore-said book, its author narrates from hafiz na'eem-ibn-hemaad (from the book 'fatan') who in turn narrates from ka'ab al-ahbar as saying:

'plundering of medina will become lawful and nafs-zakkiyah will be killed.'

again in section 3 and chapter 4 of the afore-said book its author narrates from imam hussein-ibn-ali (a.s.) as such: there will be five signs for Mahdi. (1) sufyani (2) yamani (3) heavenly cry (4) sinking of the land of 'baideh' and (5) killing of nafs-zakkiyah.

dajjal's uprising

the author of 'eqdud-durar' in chapter 5 narrates from bukhari and muslim and they in turn narrate from ma'az-ibn-jabal that the holy prophet (s.a.w.a.) said:

'a tribe from my nation will battle for the truth and will gain victory over the enemies until he will face dajjal for the last time.'

one tradition mentions hazrat as saying: 'a group from my nation.'

in section 3, chapter 9 of the same book, the author narrates from the book 'mustadlak' of hakim abu-abdullah (who reckons the chain of transmission of this tradition to be correct provided it has been narrated by muslim) who narrates from jabil-ibn samrah and that nafeh-ibn-uqbah said: i heard the holy prophet saying: 'you will battle with the people of arabian peninsula and will gain victory over them. thereafter you will battle with the persians and you will gain victory over them too. then you will battle with dajjal .....

in section 2 chapter 12 of the same book, the author narrates from abul-abbass ahmad-ibn-yahya-ibntughlab as saying: