John Flavel (1698). “Pneumatologia: A Treatise of the Soul of Man: Wherein the Divine Original, Excellent and Immortal Nature of the Soul are Opened ...”, p.42
John Flavel (1699). “The Method of Grace in Bringing Home the Eternal Redemption ... Being the Second Part of Gospel Redemption: Wherein the Great Mystery of Our Union and Communion with Christ is Opened and Applied ...”, p.28