(5B) باب الْكَشْفِ عَنْ مَعَايِبِ، رُوَاةِ الْحَدِيثِ وَنَقَلَةِ الأَخْبَارِ وَقَوْلِ الأَئِمَّةِ فِي ذَلِكَ
Salamah bin Shabīb narrated to me, al-Humaydī narrated to us, Sufyān narrated to us, he said I heard Abū Mūsā [Isrā'īl bin Mūsā al-Basrī] saying:
'Amr bin Ubayd narrated to us before what happened' [i.e. before he became Mu'tazilī].
Reference: Sahih Muslim Introduction 71
In-book reference: Introduction, Narration 71