Jami` at-Tirmidhi 33
جامع الترمذي#33Da'ifAr-Rubay' bint Mu'awwidh bin Afra' narrated:"The Prophet wiped his head two times: He began with the rear of his head, then with the front of his head and with both of his ears, outside and Inside of them
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirHasan
Al-AlbaniHasan
Bashar Awad MaaroufHasan
Zubair Ali ZaiDaif
In-book reference: 1:33