(V.2:196) Islâm demolishes all the previous evil deeds and so does migration (for Allâh’s sake) and Hajj (pilgrimage to Makkah). [Al-Lu’lu’ wal Marjân , Vol.1, Ch.52, P.205]. The obligation of performing ‘Umrah and its superiority. Ibn ‘Umar رضي الله عنهما said, Hajj and ‘Umrah are obligatory for everybody." And Ibn ‘Abbâs رضي الله عنهما said, ‘Umrah is mentioned in conjunction with Hajj in the Book of Allâh عز وجل: "And perform properly Hajj and ‘Umrah for Allâh." (2:196).
Narrated Abu Hurairah رضي الله عنه: Allâh’s Messenger صلى الله عليه وسلم said, "(The performance of) ‘Umrah is an expiation for the sins committed (between it and the previous one). And the reward of Hajj Mabrûr (the one accepted by Allâh) is nothing except Paradise." (Sahih Al-Bukhâri, Vol.3, Hadîth No.1).