Sunan Abi Dawud 4210
سنن أبي داود#4210SahihNarrated Abdullah ibn Umar: The Prophet (ﷺ) used to wear tanned leather sandals and dye his beard yellow with wars and saffron, and Ibn 'Umar used to do that too
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiIsnaad Hasan
In-book reference: 35:52