Cbstians follow a routine in which they are not only groomed academically; they are  enlightened religiously as well. The beautiful and spiritual masjid is on campus accommodating 500 boys .

Congregational Prayers are offered in the masjid and there is a prayer room in each house as well. Muslim boys attend maghrib and Jummah prayers in the congregation and are encouraged to offer all prayers. Dars-e-Quran is held in the school Masjid after Maghrib prayers. Arrangements for Sehri , Iftari and Taraweeh Prayers are made in the Holy month of ramazan every year.

 The Fooundation of Masjid Atta -ul-Mairaj was laid by Mr. Sheikh Muhammad Iqbal on 20th of October 1995.