From Sahih Bukhari (Hadith 5762):
Narrated `Aisha:Some people asked Allah's Messenger (ﷺ) about the fore-tellers He said. ' They are nothing" They said, 'O Allah's Messenger (ﷺ)! Sometimes they tell us of a thing which turns out to be true." Allah's Messenger (ﷺ) said, "A Jinn snatches that true word and pours it Into the ear of his friend (the fore-teller) (as one puts something into a bottle) The foreteller then mixes with that word one hundred lies
Reference: Bukhari 5762