John Milton, Henry John Todd (1809). “The Poetical Works of John Milton,: With Notes of Various Authors. To which are Added Illustrations, and Some Account of the Life and Writings of Milton,”, p.172
Edward Gibbon (2016). “THE HISTORY OF THE DECLINE AND FALL OF THE ROMAN EMPIRE (All 6 Volumes): From the Height of the Roman Empire, the Age of Trajan and the Antonines - to the Fall of Byzantium; Including a Review of the Crusades, and the State of Rome during the Middle Ages”, p.1005, e-artnow