Sunan Ibn Majah Book 1, Hadith 143

"The Messenger of Allah said: 'Whoever performs ablution, let him clean his nose, and whoever uses pebbles to clean himself after defecating, let him use an odd number.'"

Previous Hadith

'Sniff up water into the nostrils thoroughly, two or three times.'"

Sunan Ibn Majah Book 1, Hadith 142
Next Hadith

"I asked Abu Ja'far: Was it narrated to you from Jabir bin 'Abdullah that the Prophet performed ablution washing each part once?' He said: 'Yes.' I said: 'And each part twice, and each part thrice?' He said: 'Yes.'"

Sunan Ibn Majah Book 1, Hadith 144