‏الحيض : Hadeeth No:726 Ibn 'Abbas reported: We were with the Prophet of Allaah (sallAllaahu alayhi wa sallam) and he had come out of the privy. Food was presented to him. It was said to him (by the Companions around him): Wouldn't you perform ablution? Upon this he said: Why, am I to say prayer that I should perform ablut...

‏الطهارة : Hadeeth No:519 Anas b. Malik reported: The Messenger of Allaah (sallAllaahu alayhi wa sallam) went to a far-off place in the desert (hidden from the sight of human beings) for relieving himself. Then I brought water for him and he cleansed himself....