Higay'on selah The commemoration and exaltation of mercy. Delivered in a sermon preached to the Honourable, the House of Commons, at Margarets Westminster, Novemb. 5. 1646. Being the day of their publike thanksgiving, for that eminent and ancient mercy, the deliverance of them, and the whole kingdome in them, from the popish and hellish conspiracy of the powder treason. /