کتاب الفتن · نُعیم بن حماد

There will be fire or smoke in the East for forty nights

Ibn Al-Mubarak told us, on the authority of Suleiman Al-Taymi, on the authority of Abu Nadrah, on the authority of Ibn Abbas, who said: “A caller will call out from before the Hour: O people, the Hour has come to you, and the living and the dead will hear him.”