It was narrated from 'Ali that:The Messenger of Allah performed ablution and he rinsed his mouth three times, and sniffed water up into his nose three times from one handful
Hadith No. 404
Sunan Ibn Majah
Gradings:
Al-Albani:
Sahih
Muhammad Fouad Abd al-Baqi:
Sahih
Zubair Ali Zai:
Sahih