Psalm 49:12

Man that is in honour, and understandeth not, is like the beasts that perish.

But ye shall die like men, and fall like one of the princes.

Behold, thou hast made my days as an handbreadth; and mine age is as nothing before thee: verily every man at his best state is altogether vanity. Selah.

For man also knoweth not his time: as the fishes that are taken in an evil net, and as the birds that are caught in the snare; so are the sons of men snared in an evil time, when it falleth suddenly upon them.

For all flesh is as grass, and all the glory of man as the flower of grass. The grass withereth, and the flower thereof falleth away: