God's decree is the very pillar and basis on which the saint's perseverance depends. That decree ties the knot of adoption so fast, that neither sin, death, nor hell, can break it asunder.
Thomas Watson (1838). “A body of practical divinity, consisting of above one hundred seventy six sermons on the lesser catechism composed by the reverend assembly of divines at Westminster: with a suppl. of some sermons on several texts of Scripture”, p.530