The Friday Congregational Service or Jumu’ah is a personal obligation (Fard Ain) on every responsible free male in residence who has no excuse by reason of illness or any other legitimate excuse for not attending. Jumu’ah can be conducted and becomes valid only through the attendance of such people. Though the attendance of women at Jumu’ah is not obligatory, they should, however, generally attend so far as is consistent with their duties. The basis for the obligation of Jumu’ah is the Divine injunction: O ye who believe! When the call is heard for the prayer of the day of congregation, hasten unto remembrance of Allah and leave trading. That is better for you, if ye did but know. (62:9). The above verse contains an express commandment to all Muslims to leave off trade and business of every kind as soon as the first Call to prayer is heard and to hasten to¬wards the mosque for the
Tariq bin Shihab reported that the Messenger of Allah said: "Jumu’ah is a duty binding upon every Muslim in congregation except upon four: slave, woman, boy or sick man." Omitting the Friday Service without good reason is consi¬dered a grave sin. Abu Ja'd reported that the Prophet said: "Whoever omits three Friday services making light of it, Allah will set a seal on his heart."