‏اللباس والزينة‏ : Hadeeth No:5229 'Ali reported: Allaah's Messenger (sallAllaahu alayhi wa sallam) forbade me that I should wear a ring in this and that finger of mine, and he pointed to the middle finger and the next one....

‏الصيام : Hadeeth No:2379 Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: Observe fast on sighting it (the new moon) and break (fast) on sighting it (the new moon), but if the sky is cloudy for you, then complete the number (of thirty)....