‏الطهارة : Hadeeth No:513 Aba Qatada reported: The Messenger of Allaah (way sallAllaahu alayhi wa sallam) forbade (us) to breathe into the venel, to touch the penis with the right hand and to wipe after relieving with right hand....

‏فضائل الصحابة‏ : Hadeeth No:6030 Hammam said: I said to Anas b. Malik: Who collected the Qur'an during the lifetime of Allaah's Messenger (sallAllaahu alayhi wa sallam)? He said: Four (persons), all of them belonging to Ansir: Ubayy b. Ka'b, Mu'adh b. Jabal, Zaid b. Thabit and a person from the Ansar whose Kunya was Abu Zaid....