Solomon
Proverbs 2:4ESV·traditional attribution

if you seek it like silver and search for it as for hidden treasures,

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

If thou seekest her as silver,.... That is, wisdom, knowledge, and understanding; which all signify and relate unto one and the same thing, expressed here by "her": namely, the doctrine of wisdom, or Christ; that is, the Gospel, and a spiritual and experimental knowledge and understanding of it, and the truths thereof; which are as desirable and valuable as silver, and more so; and which...

Jamieson-Fausset-Brown Reformed @jfbcommentary

There must be earnest prayer and effort.