An Imam (leader of congregational

A: It is obligatory on anyone who forgets the last prostration in prayer to make it up after Taslim (salutation of peace ending the Prayer) provided that a long time has not passed, then to pronounce Tashahhud (a recitation in the sitting position in the last unit of Prayer) and to make Sujud-ul-Sahw (Prostration of Forgetfulness). On the other hand, if a long time passed, the Salah in which the prostration was forgotten should be performed again.May Allah grant us success. May peace and blessings be upon our Prophet Muhammad, his family, and Companions.