Thematic Bible: What is hidden from mankind

Where then does wisdom come from, and where is understanding located? It is hidden from the eyes of every living thing and concealed from the birds of the sky. Abaddon and Death say, "We have heard news of it with our ears." read more.
But God understands the way to wisdom, and He knows its location. For He looks to the ends of the earth and sees everything under the heavens.