‘I heard Abū Nu’aym and he mentioned al-Mu’allā bin Urfān, so [Abū Nu’aym] said, [al-Mu’allā] said: ‘Abū Wā’il narrated to us, he said ‘Ibn Mas’ūd attacked us on the day of Siffīn’. So Abū Nu’aym said: ‘Do you think he was raised after death? [Ibn Mas’ūd passed away in 32 or 33H, several years before the day in question]
‘We were near Ismā’īl bin Ulayyah, and a man narrated on authority of another man, so I said: ‘Indeed this is not reliable (Thabt)’. So the man said: ‘Are you backbiting him?’ Ismā’īl said: ‘He is not backbiting him; rather he is judging him unreliable’.
‘I asked Mālik bin Anas about Muhammad bin Abd ar-Rahman who transmits on authority of Sa’īd bin al-Musayyib, so he said: ‘He is not trustworthy ‘. I asked him about Sālih, a freed slave of at-Taw’amah, then he said: ‘He is not trustworthy’. I asked him about Abūl-Huwayrith , and he said: ‘He is not trustworthy’. I asked him about Shu’bah on whose authority Ibn Abī Dhi’b transmitted, and he said: ‘He is not trustworthy’. I asked him about Harām bin Uthmān , and he said ‘He is not trustworthy’. I asked Mālik about these five and he said: ‘They are not trustworthy in terms of their Ḥadīth’. I asked him about another man whose name I forget just now, and he said: ‘Did you see him in my book?’ I said: ‘No’. [Then] he said: ‘If he was trustworthy you would see him in my book’.
‘Yahyā bin Ma’īn narrated to me, Hajjāj narrated to us, Ibn Abī Dhi’b narrated to us on authority of Shurahbīl bin Sa’d , and he was imputed [with lying regarding Ḥadīth near the end of his life]’.
‘If I had to choose between entering Paradise and meeting Abd Allah bin Muharrar, I would have chosen to meet him, then enter Paradise. Then when I saw him, dung was more preferred to me than him’.
‘More weak than Ya’qūb bin Atā ’?’ He said: ‘Yes’. Then he said: ‘I did not see anyone transmitting on authority of Muhammad bin Abd Allah bin Ubayd bin Umayr’.