Hadj in the dictionary is: the go; refraining from; arrival; successful contending (successfulness with arguing); frequency of visiting; the go to Makkah (Mecca) for hadj worship. The masculine doer is Hajj (Hajji) and Hajjej, and the feminine is Hajjah; the plural is Hojjajj and Hajeej. The one performance of hadj is Hejjah. The term Hadj means the go to the Holy house (Albait) in a limited time with the intention of performing the worship of hadj (mainly: "tawaff", which is rotating around Kaaba – Albait; "Sa'y", which is the ceremony of running 7 times between Safa and Marwa hills; and "alwoqoof", which is the standing on Arafa hill).

First day of hadj: 8 th of Zolhejjah (Tarweyah): - A pilgrim would hold the intention for worshiping the House, and put on white "Reda'a" and "Ezarr". As for "Tamatto", a pilgrim is preferred to wash up himself, cut his nails, and shorten his mustache. A woman pilgrim would put on any sort of an appropriate cloth but the gloves and the veil. As for "Ifradd" and "Qerann"

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It is the first House to be built for people; rebuilt on the old foundations; it was built to be like the "Ma'amoor" House; every human being was called for worshiping it; Abraham called for performing pilgrimage; and he called people to come to it

It is where the Prophetic pulpit, grave, praying place, graves of his two companions and his sons, and where his own room that contains his mortal remains