John Gill - Exposition
John Gill
Understanding [is] a wellspring of life unto him that hath it,.... "The master" or "owner of it" (k). As he only is to whom an understanding is given; for, whatever understanding men may have of natural and civil things, they have none of things spiritual and divine, unless it be given them by Christ. This is no other than the grace of the Spirit of God, who is a spirit of wisdom and revelation...