Sahih Muslim 200
صحيح مسلم#200Sahih(Sufyan narrated on the authority of Ziyad b. 'Ilaqa that he heard Jarir b. 'Abdullah saying:I pledged allegiance to the Messenger of Allah may peace and blessings be upon him) on sincerity and well-wishing for every Muslim
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: 1:107