verbatim:
He said in his book (1): “Saʿid b. Bishir: the people of Damascus possess several of his compilations, for he lived among them, though he was originally from Basra. I have seen a written tafsir transmitted by al-Walid from him, and I find nothing objectionable in what has been narrated from Saʿid b. Bishir. He may err now and then and make mistakes, yet what predominates in his hadiths is correctness, and what predominates in his person is truthfulness.”

He then said: “Al-Qasim b. al-Layth al-Rasʿani, ʿUmar b. Sinan, and Ibn Duḥaym narrated to us; they said: Hisham b. ʿAmmar narrated to us; al-Walid narrated to us; Saʿid b. Bishir, from al-Zuhri, from Saʿid b. al-Musayyab, from Abu Hurayrah, that the Messenger of Allah ﷺ said: ‘Whoever inserts a horse between two horses…,’ and he mentioned the rest of the hadith.”

ʿAbdan narrated it to us; Hisham narrated to us; al-Walid narrated to us; Saʿid b. Bishir, from Qatadah, from Saʿid b. al-Musayyab, from Abu Hurayrah, from the Prophet ﷺ.

Ibn ʿAdiyy said: “ʿAbdan also recounted a story to us about this hadith and said: ‘Hisham b. ʿAmmar was prompted with this hadith as being from Saʿid b. Bishir—through al-Zuhri—through Saʿid b. al-Musayyab—through Abu Hurayrah, whereas the hadith actually comes by way of Qatadah from Saʿid b. al-Musayyab.’”

Ibn ʿAdiyy said: “This statement of ʿAbdan is erroneous and mistaken; the report through Saʿid b. Bishir from al-Zuhri is more correct than that through Saʿid b. Bishir from Qatadah, because….”