משלי, פרק ט״ו, פסוק י״א

Divine providence covers all reality, leaving no physical space or private thought hidden from God. A person who foolishly rejects correction might mistakenly believe that God is unaware of their actions, or that death offers a final escape from judgment. However, even after passing into the grave, hell, or the world of the dead [מצודת דוד], people still stand before God to face the consequences of their choices. Because God continues to oversee human destiny beyond the grave, He undoubtedly monitors and evaluates all human behavior in life [עמנואל הרומי, אמרי דעת, אלשיך].

This concept relies on a logical deduction, concluding that if the most obscure realms are visible to God, then the inner workings of the human mind certainly are [רש״י, מצודת ציון]. The primary approach among commentators asks why the realms of death and destruction are specifically chosen to teach us about the human heart. These underworlds represent total absence, nothingness, and absolute nonexistence. If places of such complete void remain entirely open and visible to God, it is obvious that He knows the hearts of living human beings, who are animated by a higher soul [רש״י, ביאור שטיינזלץ, עמנואל הרומי, אמרי דעת].

Another perspective shifts the focus from existence to purity. The realms of death and destruction serve as the ultimate centers of impurity and the final destination for the wicked. One might assume God would distance Himself from such darkness. Yet, if His immense holiness does not prevent Him from overseeing these spaces of absolute impurity, He surely examines the hearts of living people. While humans may stumble and sin, their hearts do not contain the same severe level of impurity found in the underworld [אלשיך].

A third approach addresses the philosophical claim that human thoughts are either too profound or too erratic for God to track. In this view, the underworld represents the lowest, most deeply hidden place in all of creation. Destruction symbolizes raw, unformed matter that is constantly shifting and changing shape. Since God possesses full knowledge of the deepest hidden depths and of matter that endlessly transforms, He effortlessly understands the deep, ever changing thoughts of the human heart. This is especially true because the human heart always retains a fundamental connection to its Creator [רלב״ג, מלבי״ם].