And tell him plainly for what things in fathers and in sons those fasts were ordained of God.

And then for the Fast-days of the Puritan period let him read aloud to you this powerful passage in the _Holy War_.

Public preaching and public prayer entered largely into the fasting of the Prophetical and the Puritan periods; and John Bunyan, after Joel, has told us some things about the Fast-day preaching of his day that it will be well for us, both preachers and people, to begin with, and to lay well to heart.
1.

In the first place, the preaching of that Fast-day was 'pertinent' and to the point.

William Law, that divine writer for ministers, warns ministers against going off upon Euroclydon and the shipwrecks of Paul when Christ's sheep are looking up to them for their proper food.