(16) باب فَضْلِ الصَّلاَةِ فِي جَمَاعَةٍ
It was narrated that Ibn 'Umar said:
"The Messenger of Allah said: 'The prayer of a man in congregation is twenty-seven levels more virtuous than a man's prayer on his own.'" (RU)
Reference (RU): Sunan Ibn Majah 789 (RU)
In-book reference (RU): Book 4, Hadith 55 (RU)
English translation (RU): Vol. 1, Book 4, Hadith 789 (RU)