khaw-fas'
a primitive root; to seek; causatively, to conceal oneself
(i.e. let be sought), or mask:--change, (make) diligent
(search), disquise self, hide, search (for, out).
They search out [02664] iniquities [05766]; they accomplish [08552] a diligent [02664] search [02665]: both the inward [07130] thought of every one [0376] of them, and the heart [03820], is deep [06013].they…: or, we are consumed by that which they have throughly searcheda diligent…: Heb. a search searched
I call to remembrance [02142] my song [05058] in the night [03915]: I commune [07878] with mine own heart [03824]: and my spirit [07307] made diligent search [02664].