chasm (kăz′əm) n. 1. A deep, steep-sided opening in the earth's surface; an abyss or gorge. 2. A sudden interruption of continuity; a gap.
26 And besides all this, between us and you a great chasm has been set in place, so that those who want to go from here to you cannot, nor can anyone cross over from there to us.
Jesus is letting us know that there is a great divider that divides heaven and hell and the ones that are in hell can see heaven. They not only suffer eternal separation from God. But they're tormented physically and mentally seeing what they could've had, if only they had believed.
What is it that separates you from God? Is it worth spending eternity separated from God?
John 3:16 for God so loved the world that he gave his one and only Son, that who so ever believes in him shall not perish but have eternal life.