"I said: 'O Messenger of Allah! Tell me about ablution.' He said: 'Perform ablution properly and sniff water up into your nostrils, thoroughly, unless you are fasting.'"
Sunan Ibn Majah Book 1, Hadith 141
← Previous Hadith The Messenger of Allah said to me: 'When you perform ablution, clean your nose, and when you use pebbles to clean yourself after defecating, use an odd number.'"

Sunan Ibn Majah Book 1, Hadith 140 Next Hadith → 'Sniff up water into the nostrils thoroughly, two or three times.'"

Sunan Ibn Majah Book 1, Hadith 142