The Messenger of Allah ﷺ said, "Prayer in congregation surpasses prayer performed alone by twenty-seven degrees."
حدثنا إسحاق حدثنا مالك عن نافع
قال رسول الله ﷺ صلاة الجماعة تفضل عن صلاة الفذ بسبع وعشرين درجة
Its isnad is sahih, and it is a repetition of 5779. It has already appeared through the narration of Abdul-Rahman bin Mahdi from Malik at 5332.