sentences:  He excludes the possibility that the Gül Mosque is the building where the body of Hagia Theodosia was brought after the end of the Iconoclasm period.On the other hand, he does not exclude the possibility that the building could have been dedicated to Hagia Theodosia in a later period.On January 19, 729, at the very beginning of the iconoclastic persecutions, Emperor Leo III the Isaurian ordered the removal of an image of Christ which stood over the "Chalkē", the main gate of the Great Palace of Constantinople.