John Milton, James Prendeville (1850). “Milton's Paradise Lost: With Copious Notes, Explanatory and Critical, Partly Selected from Addison, Bentley, Bowle ... [et Al.] and Partly Original”, p.246
John Milton (1846). “The Complete Poetical Works of John Milton: With Explanatory Notes and a Life of the Author, by H. Stebbing. To which is Prefixed Dr. Channing's Essay on the Poetical Genius of Milton”, p.410