Friday prayer, or congregational prayer, is the meeting together of Muslims for communal prayer and a service at midday every Friday. In Islam, the day itself is called Yawm al-Jum'ah, which translate
Congregants listens to the Jumu'ah Sermon at Masjid Sultan Ismail, Malaysia
Men performing wudu (ritual washing), Turkey
Friday Sermon in Masjid Raudhwa, Lamu, Kenya
The different postures of Rak'a or ritual prayer.
The adhan is the Islamic call to prayer, usually recited by a muezzin, traditionally from the minaret of a mosque, shortly before each of the five obligatory daily prayers.
Muezzin reciting the adhan at the Gazi Husrev-beg Mosque in Sarajevo, Bosnia and Herzegovina
Islamic miniature depicting Jibril providing instructions on how to perform the call to prayer to Muhammad (golden flame) as well as Bilal ibn Rabah the first muezzin calling the Muslims to prayer from atop the Kaaba.
Photo of kalima at Bab al-Nasr of Shia Fatimid dynasty of Cairo with phrase: ʿalīyun walīyu -llāh
The qiblah of Mustansir of Shia Fatimid dynasty of, in Mosque of Ibn Tulun of Cairo showing Kalimat ash-shahādah with the phrase: ʿalīyun walīyu -llāh