الفتن وأشراط الساعة : Hadeeth No:7055
Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: Between the two blowiings of the trumpet (there would be an interval of forty). They said: Abu Huraira, do you mean forty days? He said: I cannot say anything. They said: Do you mean fortv months? He said: I cannot say...