‏الطهارة : Hadeeth No:524 The son of Mughira b. Shu'ba reported: The Messenger of Allaah (sallAllaahu alayhi wa sallam) went out for relieving himself. Mughira went with him carrying a jug full of water. When he (the Prophet) came back after relieving himself, he poured water over him and he performed ablution and wiped over...

‏الصلاة : Hadeeth No:1211 Ibn 'Abbas reported: Dhikr (mentioning the name of Allaah) in a loud voice after obligatory prayers was (a common practice) during the lifetime of the Prophet of Allaah (sallAllaahu alayhi wa sallam) ; and when I heard that I came to knew that they (the people) had finished the prayer....