Sahih Muslim 5410
صحيح مسلم#5410SahihKhalifa b. Ka'b AbCi Dhubyan reported:I heard 'Abdullah b. Zubair addressing the people and saying: Behold! do not dress yuor women with silk clothes for I heard 'Umar b. Khattab as sayinp that he had heard Allah's messenger (ﷺ) as saying: Do not wear silk, for one who wear it in this world will not wear it in the Hereafter
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: 37:25