Answer:
(Fatwa: 1140/1140=M/1430)
A place once included in Masjid Sharai will be considered mosque forever, it is unlawful to nullify its position of being mosque. No part of original mosque can be left out at the time of reconstruction.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
