John Bunyan (1831). “The works of that eminent servant of Christ, John Bunyan: minister of the gospel and formerly Pastor of a Congregatin at Bedford”, p.96
John Bunyan (1811). “Choice Works: Containing Grace Abounding to the Chief of Sinners: Heart's Ease in Heart Trouble: The World to Come, Or Visions of Heaven and Hell: The Barren Fig-tree: and The River of Water of Life”, p.75
St. Augustine, Dr. Howard Taylor, Mrs. Howard Taylor, Apostolic Fathers, J. Oswald Sanders (2010). “Moody Classics Complete Set”, p.2625, Moody Publishers
John Bunyan, George Whitefield (1768). “The Works of that Eminent Servant of Christ, Mr. John Bunyan: The holy war. The desire of the righteous granted. The saint's privilege and profit. Christ a compleat saviour. The saints knowledge of Christ's love. A discourse of the house of the forest of Lebanon. Of Anti-christ and his ruin. Saved by grace. Christian behaviour. A discourse touching prayer. The strait gate. Some gospel-truths opened. A vindication of gospel-truths opened. Light for them that sit in darkness. Instruction for the i”, p.639
John Bunyan (1853). “The Works of John Bunyan: With an Introduction to Each Treatise, Notes, and a Sketch of His Life, Times, and Contemporaries ...”, p.246