Solomon
Proverbs 16:17ESV·traditional attribution

The highway of the upright turns aside from evil; whoever guards his way preserves his life.

Matthew Henry Presbyterian

Note, 1. It is the way of the upright to avoid sin, and every thing that looks like it and leads towards it; and this is a highway marked out by authority, tracked by many that have gone before us, and in which we meet with many that keep company with us; it is easy to find and safe to be travelled in, like a highway, Isa 35:8.

John Gill Reformed Baptist

The highway of the upright is to depart from evil,.... Upright persons, such who are upright in heart, and walk uprightly; these walk in the highway of holiness, in which men, though fools, shall not err; in the King's highway, the highway of the King of kings; in the plain beaten path of God's commandments; and so shun the bypaths of sin, and abstain from...

Jamieson-Fausset-Brown Reformed

The highway--A common, plain road represents the habitual course of the righteous in departing from evil. keepeth--observes.