John Milton (1752). “Paradise Regain'd. A Poem, in Four Books. To which is Added Samson Agonistes: and Poems Upon Several Occasions. The Author John Milton”, p.534
John Milton (2013). “Paradise Lost Simplified!: Includes Modern Translation, Study Guide, Historical Context, Biography, and Character Index”, p.9, BookCaps Study Guides
John Milton, Henry John Todd (1852). “The Poetical Works of John Milton: With Notes of Various Authors; and with Some Account of the Life and Writings of Milton, Derived Principally from Original Documents in Her Majesty's State-paper Office”, p.99