(16) باب فَضْلِ الصَّلاَةِ فِي جَمَاعَةٍ
It was narrated that Ubayy bin Ka'b said:
"The Messenger of Allah said: 'The prayer of a man in congregation is higher than his prayer on his own by twenty-four or twenty-five levels." (ID)
Reference (ID): Sunan Ibn Majah 790 (ID)
In-book reference (ID): Book 4, Hadith 56 (ID)
English translation (ID): Vol. 1, Book 4, Hadith 790 (ID)