(17) باب التَّغْلِيظِ فِي التَّخَلُّفِ عَنِ الْجَمَاعَةِ
It was narrated from Ibn 'Abbas that:
The Prophet said: "Whoever hears the call and does not come, his prayer is not valid, except for those who have an excuse." (RU)
Reference (RU): Sunan Ibn Majah 793 (RU)
In-book reference (RU): Book 4, Hadith 59 (RU)
English translation (RU): Vol. 1, Book 4, Hadith 793 (RU)