II. What the nature and properties of Divine teachings are. III. In what tendency correction lieth in order unto these teachings; or, what use God doth make of affliction for the carrying on of the work of instruction in the hearts of his people. IV. I shall lay down the grounds and demonstrations of the point; or, considerations to evince the happiness of that man whom God is pleased to teach by his corrections. I begin with the lessons which God doth usually teach his people in a suffering condition.