Chapter 1: Introduction
Al-Hasan al-Hulwānī narrated to us, he said Nu’aym bin Hammād narrated to us, he said Abū Ishāq Ibrāhīm bin Muhammad bin Sufyān said; and Muhammad bin Yahyā narrated to us, he said, Nu’aym bin Hammād narrated to us, Abū Dāwud at-Tayālisī narrated to us, on authority of Shu’bah, on authority of Yūnus bin Ubayd, he said: ‘Amr bin Ubayd would lie regarding Ḥadīth’.
Sahih Muslim Introduction 66