Explanation

The term "Sahib-e-Istitaat" refers to a Muslim who meets the physical and financial prerequisites for performing Hajj

Hajj is one of the five pillars of Islam 

It is mandatory, once-in-a-lifetime

Additional information 

Verbal meaning of Hajj is The will to visit

There are 3 Farz, 10 Sunnat and 6 Wajibat in Hajj

Farz in Hajj are Three (3)

Farz in Umrah are Four (4)

There are three different types of Hajj namely:
Hajj-ul-Ifrad.
Hajj-ul-Qiran.
Hajj-ul-Tamattu.