Sahih Muslim 2838
صحيح مسلم#2838SahihA'isha (Allah be pleased with her) reported that when the Messenger of Allah (ﷺ) intended to enter upon the state of Ihram he perfumed himself with the best of perfumes which he could find and after that I saw the glistening of oil on his head and beard
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 15:48