‏الحيض : Hadeeth No:648 'A'isha reported: A woman asked the Prophet of Allaah (sallAllaahu alayhi wa sallam) how he should wash herself after the menstrual period. He (the Prophet) said: Take a cotton with musk and purity yourself, and the rest of the hadith was narrated like that of Sufyan....

‏الصلاة : Hadeeth No:1115 Mu'aiqib said: They asked the Prophet (sallAllaahu alayhi wa sallam) about the removal of (pebbles) in prayer, whereupon he said: If you do it, do it only once....