The most glorious works of grace that have ever took place, have been in answer to prayer; and it is in this way, we have the greatest reason to suppose, that the glorious out-pouring of the Spirit, which we expect at last, will be bestowed.

Sect. V : An Enquiry into the Duty of Christians in general, and what Means ought to be used, in order to promote this Work. - An Enquiry into the Obligations of Christians (1792)