‏الصلاة : Hadeeth No:1124 Anas b. Malik reported: The Messenger of Allaah (sallAllaahu alayhi wa sallam) said: Spitting in a mosque is a sin, and its expiation is that it should be buried....

‏الفتن وأشراط الساعة‏ : Hadeeth No:6942 Ibn Umar reported: I heard Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying while pointing his hands towards the east: The turmoil would appear from this side; verily, the turmoil would appear from this side (he repeated it thrice) where appear the horns of Satan....