Fifth.—The believer is to persevere in his Christian course to the end of his life: his work and his life must go off the stage together. This adds weight to every other difficulty of the Christian’s calling. We have known many who have gone into the field, and liked the work of a soldier for a battle or two, but soon have had enough, and come running home again, but few can bear it as a constant trade. Many are soon engaged in holy duties, easily persuaded to take up a profession of religion, and as easily persuaded to lay it down, like the new moon, which shines a little in the first part of the night, but is down before half the night is gone—lightsome professors in their youth, whose old age is wrapped up in thick darkness of sin and wickedness. O, this persevering is a hard word! this taking up the cross daily, this praying always, this watching night and day, and never laying aside our clothes and armour, I mean indulging ourselves, to remit and unbend in our holy waiting on God, and walking with God. This sends many sorrowful away from Christ, yet this is a saint’s duty, to make religion his every-day work, without any vacation from one end of the year to the other. These few instances are enough to show what need the Christian hath of resolution