Joseph Hall (1867). “Devotions, Sacred Aphorisms and Religious Table Talk: Selected from the Writings of the Eminently Pious and Learned Bishop Hall ; to which is Prefixed a Brief Memoir of the Author”, p.396
Saint Augustine of Hippo, Saint Augustine, Thomas A'Kempis (2006). “The Confessions of St. Augustine, Including the Imitation of Christ”, p.312, Cosimo, Inc.