Consider also that our Lord’s patience brings salvation, just as our beloved brother Paul also wrote you with the wisdom God gave him.
15. The long-suffering of our Lord. He takes it as granted that Christ defers the day of his coming, because he has a regard for our salvation. He hence animates the faithful, because in a longer delay they have an evidence as to their own salvation. Thus, what usually disheartens others through weariness, he wisely turns to a contrary purpose. Even as our beloved brother Paul.
Sin has corrupted all creation, and it cannot be freed without dissolution. If man's transgression has brought such ruin, how abominable sin is and how much we must hate it. You must labor to be eminent in holiness, not content with a lower measure, holy in God's house and your own, in worship and in all your dealings with men.
AI summary
Commenting on 2 Peter 3:11-18
And account that the longsuffering of our Lord,.... Not his longsuffering towards the wicked, and his forbearance with them, for that is not the means of, nor the way to, nor does it issue in, their salvation, but in their sorer punishment and greater damnation, see Rom 2:4; but towards the elect, as in Pe2 3:9; whom he bears much and long with before conversion...