"The Prophet performed Wudu; so he washed his face three times, and his hands three times, and wiped his head, and he said: "The ears are part of the head."
Jami` at-Tirmidhi Book 1, Hadith 37
← Previous Hadith "The Prophet wiped his head and his ears: the outside and the inside of them." ($ahih)

Jami` at-Tirmidhi Book 1, Hadith 36 Next Hadith → the Prophet Muhammad said: "When performing Wudu go between the fingers."

Jami` at-Tirmidhi Book 1, Hadith 38