As darkness; full of gross ignorance and error, of uncertainty and confusion, of wickedness, of danger and misery; all which come under the name of darkness in Scripture use, and suit well with the context. Stumble, Heb. shall stumble. Though they are always in danger, yet they are always secure, and do not discern their danger, nor the cause, or manner, or time of their ruin, till they be surprised with it.
Related Commentaries of Proverbs 4:19
Proverbs 4:19
19 The way of the wicked is as darkness: they know not at what they stumble.