‏الزكاة : Hadeeth No:2327 Abu Sa'id al-Khudri reported from the Prophet of Allaah (sallAllaahu alayhi wa sallam) that a group (Khwarij) would emerge from the different parties (the party of Hadrat 'Ali and the party of Amir Mu'awiya), the group nearer the truth between the two would kill them....

‏الفضائل : Hadeeth No:5697 This hadith has been transmitted on the authority of Ibn 'Umar and the words are: That he said there would be before you a Cistern extending from jarba' and Adhruh and the same has been transmitted on the authority of Ibn Muthanna and the wording is:" My Cistern."...