Spiritual refining, or, A treatise of sinne with its causes, differences, mitigations, and aggravations. particularly of the desperate deceitfulness of mans heart, of presumptuous and reigning sins, and of hypocrisie and formality in religion : also occasionally handling the uprightness and tenderness of a gracious heart, and therein discovering the nature of a misguided conscience, as also of secret and unknown sins that the best men are guilty of, with directions to the godly under their fears about them : shewing withall, that a strict scrutiny into a mans heart and wayes, with a holy fear of sinning, doth consist with a Gospel-life of faith and joy in the Holy Ghost : all tending to [brace] unmask counterfeit Christians, terrifie the ungodly, comfort and direct the doubting saint, humble man, exalt the grace of God : in XLII sermons / Part II :