question #1 Sahih Muslim Introduction 17, Introduction, Narration 16 : What are the potential dangers of false narrations in Islamic teachings?

‘Indeed Satan will appear in the form of a man and he will come to the people, narrating to them false Ḥadīth, and they will then depart. Then a man among them will say: ‘I heard a man whose face I recognize but I do not know his name narrating [such and such]…’