Abu Huraira reported God's messenger as saying, “When one of you awakes from sleep he must not dip his hand in the vessel till he has washed it three times, for he does not know where his hand was during the night.”
(Buk…
He also reported God’s messenger as saying, “When one of you awakes from sleep and performs ablution he must clear his nose three times, for the devil spends the night in the interior of his nose.”
(Bukhari and Muslim) ‘…
‘Uthman performed ablution in places where people sat and said, “Shall I not show you how God’s messenger performed ablution?” He then performed each detail thrice.
Muslim transmitted it.
‘Abdallah b. ‘Amr said: We returned from Mecca to Medina with God’s messenger, and when we came to some water on the way some of the people hurriedly performed ablution at the time of the afternoon prayer; but they were…