"When any one of you wakes from sleep to perform Wudu', then let him sniff water in his nose and blow it out three times, for the Shaitan spends the night on his nose."
Sunan an-Nasa'i Book 1, Hadith 90
← Previous Hadith "When you perform Wudu', sniff water in your nose and blow it out, and when you use small stones (to remove filth), then make it off (numbered)."

Sunan an-Nasa'i Book 1, Hadith 89 Next Hadith → "This is how the Prophet of Allah (ﷺ) purified himself."

Sunan an-Nasa'i Book 1, Hadith 91