(50) باب صِفَةِ وُضُوءِ النَّبِيِّ صلى الله عليه وسلم
Another version says:
He wiped his ears inside and outside. Hisham adds: He inserted his fingers in the ear-holes. (FR)
Reference (FR): Sunan Abi Dawud 123 (FR)
In-book reference (FR): Book 1, Hadith 123 (FR)
English translation (FR): Book 1, Hadith 123 (FR)