Solomon
Proverbs 2:9ESV·traditional attribution

Then you will understand righteousness and justice and equity, every good path;

Matthew Henry Presbyterian @wholebiblehenry

Job had asked, long before this, Where shall wisdom be found? Whence cometh wisdom? (Job 28:12, Job 28:20) and he had given this general answer (v. 23), God knoweth the place of it; but Solomon here goes further, and tells us both where we may find it and how we may get it. We are here told, I. What means we must use that we may obtain wisdom. 1.

Commenting on Proverbs 2:1-9

John Gill Reformed Baptist @doctorgill

Then shalt thou understand righteousness and judgment,.... This is another fruit and effect of the Gospel, and of a spiritual understanding of it; that besides the knowledge of God, and how to behave with reverence towards him, Pro 2:5; it leads men into a notion of doing that which is right and just among men; it gives them not only a theoretic but a practical...

Jamieson-Fausset-Brown Reformed @jfbcommentary

Then--emphatic, in such a case. righteousness . . . path--all parts of duty to God and man.