Yama is going to test nocicate missus. O nachicata, ask for some other boon. Do not press me give up this boon that is demanded of me. Even the gods were deluded. Who are the gods? Gods with smal g the devotas. They are beings like us, but far superior to us. So they have been born with divine bodies due to a lot of good past carma so they live in heaven and multiple Heavens.
Swami Sarvapriyananda teaches the Katha Upanishad, which is one of the most popular Upanishads. The scripture concerns the story of a young man who goes to the house of death to find out what happens after death. The reply describes the nature of reality and the meaning of life.