Authentic
Sahih Muslim 820a
I was in the mosque when a man entered and prayed and recited (the Qur'in) in a style to which I objected. Then another man entered (the mosque) and recited in a style different from that of his companion. When we had finished the prayer, we all went to Allah's Messenger (ﷺ) and said to him: This…
أُرْسِلَ إِلَىَّ أَنِ اقْرَإِ الْقُرْآنَ عَلَى حَرْفٍ فَرَدَدْتُ إِلَيْهِ أَنْ هَوِّنْ عَلَى أُمَّتِي . فَرَدَّ إِلَيَّ الثَّالِثَةَ اقْرَأْهُ عَلَى سَبْعَةِ أَحْرُفٍ ، فَلَكَ بِكُلِّ رَدَّةٍ رَدَدْتُكَهَا مَسْأَلَةٌ…