A discourse of earthquakes as they are supernatural and premonitory signs to a nation : with a respect to what hath occurred in this year 1692, and some special reflections thereon : as also on that security and assurance of mind which is attainable in the light and power of religion, under the greatest surprizals and terrors of sense : with some enquiry upon the grounds both of our fears and hopes as to the publick state of the Church of Christ in this day /