I never heard him narrate a hadith from the Prophet ﷺ without his saying afterwards, "Or as the Messenger of Allah ﷺ said."
حدثنا عفان حدثنا بشر بن المفضل حدثنا حميد
ما سمعته يحدث حديثا عن النبي ﷺ إلا قال أو كما قال رسول الله ﷺ
No references are available.
Its isnad is sahih. Bishr bin Mufaddal is trustworthy and firmly reliable, and the hadith has occurred many times before. See 13398.