‏الحج : Hadeeth No:2964 It is narrated from Umm Habiba: We used to set forth from Muzdalifa to Mina, (very early in the dawn) when it was dark. And in the narration of Naqid (the words are):" We set from Muzdalifa in the darkness (of the dawn)."...

‏الطهارة : Hadeeth No:549 Abu Huraira reported: The Messenger of Allaah (sallAllaahu alayhi wa sallam) said: The purification of the utensil belonging to any one of you, after it is licked by a dog, lies in washing it seven times, using sand for the first time....