The adhan which calls on believers to perform this action is recited by muezzins in mosques at specific times of the day.  
Husayn's son Ali, the fourth Imam, compiled prescriptions for this practice in the text Al-Sahifa al-Sajjad. A compliment for a famous person called a durood may accompany formal instances of this practice such as janazah. Examples of this practice which do not have the status of fard, or obligatory, include witr and tahajjud. The surname Namazi refers to someone who performs this action many times. Isma'ilis are only prescribed three examples of this practice known as (*) fajr, maghrib, and isha. This action is performed in cyclic actions called rak'at and must be done properly aligned with the qiblah. The adhan which calls on believers to perform this action is recited by muezzins in mosques at specific times of the day.  For 10 points, identify this act of devotion which devout Muslims face Mecca to perform five times per day.
Husayn's son Ali, the fourth Imam, compiled prescriptions for this practice in the text Al-Sahifa al-Sajjad.
(Islamic) prayer [or salat, salah, salawat; accept supplication; accept namaz until “Namazi” is read; accept specific components of prayer such as prostrating oneself towards Mecca]