The Christians great design on earth, is, to attain assurance for heaven: or, How in this life hee may lay hold on eternall life: : set forth in a sermon preached before the Right Honourable the Lord Major, the Court of Aldermen, and other worthy citizens of the city of London, at a solemn anniversarie meeting, April 8. 1645. By Jeremiah Whitaker. Imprimatur, Joseph Caryl