WORLD RELIGIONS

Detailed explanation-1: -hajj, also spelled ḥadjdj or hadj, in Islam, the pilgrimage to the holy city of Mecca in Saudi Arabia, which every adult Muslim must make at least once in his or her lifetime.

Detailed explanation-2: -One of the five pillars of Islam is that each believer is called, at least once in their lives, to make the Hajj, the annual pilgrimage that starts and ends in the holy city of Mecca located in today’s Saudi Arabia.

Detailed explanation-3: -All Muslim adults are expected to participate in the hajj, which is among the Five Pillars (core practices) of Islam, at least once in their lifetime unless they are physically or financially incapable of making the trip to Mecca.