‏فضائل الصحابة‏ : Hadeeth No:6177 Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: If the din were at the Pleiades, even then a person from Persia would have taken hold of it, or one amongst the Persian descent would have surely found it....

‏الفتن وأشراط الساعة‏ : Hadeeth No:6914 Hudhaifa repotted: We were one day in the company of 'Umar that he said: Who amongst you has preserved in his mind most perfectly the hadith of Allaah's Messenger (sallAllaahu alayhi wa sallam) in regard to the turmoil as he told about it? I said: It is I. Thereupon he said: You are bold (enough to ...