Muḥammad ibn ʿAbd ibn Ḥumayd; Muḥammad ibn Makhlad al-ʿAṭṭār; Makki ibn ʿAbdān; Yaḥyā ibn Muḥammad ibn Ṣāʿid; the ḥāfiẓ Abū ʿAwanah; and Naṣr ibn Aḥmad ibn Naṣr, the ḥāfiẓ.
Abū ʿAmr al-Mustamlī said: “In the year 251 AH Isḥāq al-Kawsaj dictated to us; Muslim was selecting from his narrations while I was taking the dictation. Isḥāq looked at him and said, ‘We shall never be deprived of good so long as Allah preserves you for the Muslims.’”
Al-Tirmidhī, in his Jāmiʿ, transmitted only a single hadith from Muslim. (1)
Abū al-Qāsim Ibn ʿAsākir said: Abū Naṣr al-Yūnartī (2) narrated to me, “Ṣāliḥ ibn Abī Ṣāliḥ handed me a leaf of tree bark bearing Muslim’s own handwriting; he had written it in Damascus from the narrations of al-Walīd ibn Muslim.”
I say: this isnād is broken and cannot be relied upon.
Aḥmad ibn Salamah said: “I saw Abū Zurʿah and Abū Ḥātim giving Muslim precedence over the other scholars of their era when it came to identifying authentic reports.” (3)
And I heard al-Ḥusayn ibn Manṣūr say: “I heard Isḥāq ibn Rāhwayh mention Muslim, and he uttered some words in Persian…”