James 4:14
although you do not have the slightest knowledge of tomorrow. What is the nature of your life? It is really nothing but a mist which appears for a little while and then disappears.
1 Peter 1:24
For "All human life is just like grass, and all its glory like the flower of grass. The grass dries up; the flowers drop off.
1 John 2:17
and the world is passing away and with it the evil longings it incites, but whoever perseveres in doing God's will lives on forever.
James 1:10
and the rich brother rejoice in his being on a level with the poor, because the rich will fade away like the flower of the grass.
1 Peter 4:7
But the end of everything on earth is near. So be serious and sober minded, that you may give yourselves to prayer.