Seeing oneself recite Surah al-Mu'minun or one of its verses, or hearing it recited over oneself, signifies astonishing circumstances at which people will marvel.
Ibn Sirin said that reciting this blessed surah or part of it, or hearing it recited, signifies entering Paradise together with the believers.
Ibn Kathir said that the person's religion becomes strong and he dies upon faith. It has also been said that the person becomes chaste and is delivered from afflictions. God Most High supports him in this world with signs, gathers him with the believers, and at the time of death the angels speak words of glad tidings to his soul and show him beautiful things.