A SELECT LIBRARY OF THE NICENE AND POST-NICENE FATHERS OF THE CHRISTIAN CHURCH. EDITED BY PHILIP SCHAFF, D.D., LL.D., PROFESSOR IN THE UNION THEOLOGICAL SEMINARY, NEW YORK. IN CONNECTION WITH A NUMBER OF PATRISTIC SCHOLARS OF EUROPE AND AMERICA. VOLUME VI ST. AUGUSTIN: SERMON ON THE MOUNT HARMONY OF THE GOSPELS HOMILIES ON THE GOSPELS T&T CLARK EDINBURGH __________________________________________________ WM. B. EERDMANS PUBLISHING COMPANY GRAND RAPIDS, MICHIGAN