Stock Photo: Ste. Mary Song # 140. Praise of Ste. Mary - A great help faced with the world and the devil . Loor de Santa Maria - Ayuda frente al mundo y al demonio. Madrid, Library of the Monastery of El Escorial. Author: ALFONSO X OF CASTILE, THE WISE. Location: MONASTERIO-BIBLIOTECA-COLECCION, SAN LORENZO DEL ESCORIAL, MADRID, SPAIN.