
According to this fatwa, it is Sunnah to perform a Nikah in the mosque. Hazrat Aisha reports that the Prophet Muhammad said to announce the marriage and to perform it in the mosque. Nikah is a Sunnah act and a means of completing one’s faith, so it should be done in a blessed place. Scholars explain that the mosque is the most blessed place, and therefore holding a Nikah there is recommended.