Jami` at-Tirmidhi 608
جامع الترمذي#608SahihAishah narrated:"The Messenger of Allah would love to start with the right side when he purified himself, and when he combed, and when putting his sandals on
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirSahih
Al-AlbaniSahih
Bashar Awad MaaroufHasan Sahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 6:65