John Flavel (1698). “A treatise of the soul of man: wherein the divine original, excellent and immortal nature of the soul are opened; its love and inclination to the body, with the necessity of its separation from it, considered and improved; the existence, operations, and states of separated souls, both in heaven and hell, immediately after death, asserted, discussed, and variously applied; divers knotty and difficult questions about departed souls both philosophical, and theological, stated and determined; the invaluable preciousness of human souls, and the various artifices of Satan (their professed enemy) to destroy them, discovered; and the great duty and interest of all men, seasonably and heartily to comply with the most great and gracious design of the Father, Son, and Spirit, for the salvation of their souls, argued and pressed”, p.35