Hades / Sheol is distinct from the biblical Greek place, gehenna, which refers to “’the unquenchable fire’ reserved for those who to the end of their lives refuse to believe” (CCC 1034).

Jonah, after drowning and going to Sheol, was “swallowed up” by the whale, for three days and three nights (Jonah 1:17). Jesus was buried three days and three nights “in the heart of the ...