2d. In private fasts, you must not be open, but as private as conveniently you may, Matt. vi. 16.

3d. Separate not the inward from the outward work in fasting, Isa. lviii. 6, 7.

4th. Think not to merit by your fasting, as papists do.

5th. Presume not that presently upon the work done, God must grant every petition, as hypocrites do, that say to him, We have fasted, and thou dost not regard it, Isa. lviii. 3. You may and must expect a gracious hearing upon your unfeigned humiliation, Matt. xxi. 22; but as for when and how, you must wait patiently: faith secures you of good success, 1 John v. 14, but neither prescribes unto God how, Isa. xl. 13, nor yet does it make haste, Isa. xxviii. 16; but waits his leisure, when in his wisdom he shall judge it most seasonable.

CHAPTER V. OF THE LORD'S DAY, OR CHRISTIAN SABBATH.

On the Sabbath or Lord's day, you must remember to keep it holy, according to the commandment, Exod. xx. 8 - 11, xxxv. 2, 3. For this cause consider,

(1.) The divine institution of the Lord's day, or Christian Sabbath.

First, Put a difference between this and the other six days, even as you put a difference between the bread and wine in the sacrament, and that which is for common use. And that because it is set apart for holy use, by divine institution. For as the seventh day, from the beginning of the creation, until the day of Christ's blessed resurrection; so our Lord's day, which is the day of the resurrection, is by divine institution moral. The commandment to keep an holy rest upon the seventh day, after the six days of work (which is the substance of the fourth commandment)