Sahih Muslim 670
صحيح مسلم#670SahihQutaiba b. Sa'id, Ishaq b. Ibrahim, Ibn Abi 'Aruba, Abu Ma'shar, Abu Bakr b. Abu Shaiba, Mansur and Mughira have all transmitted from Ibrahim, who transmitted it on the authority of A'isha's narration pertaining to the scraping off of the (drop) of semen from the garment of the Messenger of Allah (ﷺ) like the hadith of Khalid on the authority of Abu Ma'shar
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: 2:136