Isa bin Yunus reported,

I was at his door while Sufyan was inside with him. When he came out, I asked him about him, and he informed me that he was a liar.

Muslim 39

Sahih

وحدثني الفضل بن سهل، قال سألت معلى الرازي عن محمد بن سعيد الذي، روى عنه، عباد فأخبرني

عن عيسى بن يونس، قال

كنت على بابه وسفيان عنده فلما خرج سألته عنه فأخبرني أنه كذاب.

مسلم 39صحيح
Contents
Reference
Commentary
Ayat
Collection
Sahih Muslim
Book
Introduction
Chapter
Exposing the faults of hadith narrators and transmitters of reports, and the statements of the imams regarding that
Numbering
Darussalam 39
Muslim 39