Sahih Muslim 13047
In-book no 5770وَقَالَ فَقَالَ أَبُو سَلَمَةَ قَالَ أَبُو قَتَادَةَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " مَنْ رَآنِي فَقَدْ رَأَى الْحَقَّ " .
Abu Qatada reported Allah's Messenger (ﷺ) as saying: He who saw me in dream in fact saw the truth (what is true).