John Gills Exposition of the Bible Commentary - Proverbs 21:16
The man that wandereth out of the way of understanding ,.... The way of getting understanding, the good ways and word of God; that wanders from the house of God, the assembly of the saints, where the Gospel is preached, and the ordinances are administered; that, instead of attending on them, where he might gain the understanding of divine and spiritual things, wanders about in the fields, gets into bad company, walks with them in their ways, and turns to his own, as a sheep that goes astray:... read more
Matthew Henry's Complete Commentary - Proverbs 21:16
Here is, 1. The sinner upon his ramble: He wanders out of the way of understanding, and when once he has left that good way he wanders endlessly. The way of religion is the way of understanding; those that are not truly pious are not truly intelligent; those that wander out of this way break the hedge which God has set, and follow the conduct of the world and the flesh; and they go astray like lost sheep. 2. The sinner at his rest, or rather his ruin: He shall remain (quiescet?he shall rest,... read more