The walls hold large canvases painted by Cristóbal de Villalpando , such as The Apotheosis of Saint Michael , The Triumph of the Eucharist , The Church Militant and the Church Triumphant , and The Virgin of the Apocalypse . The Virgin of the Apocalypse depicts the vision of John of Patmos . Two other canvases , Entering Jerusalem and The Assumption of the Virgin , painted by Juan Correa , are also here . An additional painting , attributed to Bartolomé Esteban Murillo , hangs in the Sacristy .