Jami` at-Tirmidhi 2280

Abu Hurarirah narrated that the Messenger of Allah (s.a.w) said:"Dreams are of three types: The true dream, dreams about something that has happened to the man himself, and dreams in which the Shaitan frightens someone. So whoever sees what he dislikes, then he should get up and perform Salah." And he would say: "I like fetters and I dislike the iron collar." And he would say: " Whoever has seen me (in a dream) then it is I , for indeed Shaitan is not able to resemble me." And he would say: "The dream is not to be narrated except to a knowledgeable person or a sincere advisor