Sahih Muslim 5816
صحيح مسلم#5816SahihA'isha reported:I said: Allah's Messenger, the kahins used to tell us about things (unseen) and we found them to be true. Thereupon he said: That is a word pertaining to truth which a jinn snatches and throws into the ear of his friend, and makes an addition of one hundred lies to it
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 39:168