‏الحيض : Hadeeth No:727 Ibn 'Abbas reported: The Messenger of Allaah (sallAllaahu alayhi wa sallam) went to the privy and when he came back, he was presented with food. It was said to him; Messenger of Allaah, wouldn't you perform ablution. He said: Why, am I to say prayer?...

‏الأشربة : Hadeeth No:4942 Muharib b. Dithar reported a hadith like this on the authority of Ibn 'Umar through a different chain of transmitters. He (the narrator) said: I think he also made a mention of hollow stump....