‏الإيمان : Hadeeth No:402 Abu Huraira reported: When (this verse) was revealed to him:" Warn your nearest kinsmen." the Messenger of Allaah (sallAllaahu alayhi wa sallam) said: O people of Quraish, buy yourselves from Allaah, I cannot avail you at all against Allaah; O sons of Abd al-Muttalib. I cannot avail you at all again...

‏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...