Afterlife
From Memory Alpha, the free Star Trek reference.
Afterlife is a term referring to existence after one's death.
Ferengi tradition told that all life profit and loss statements are weighted. Worthy traders are sent to the Divine Treasury, the others to the Vault of Eternal Destitution. (DS9: "Little Green Men")
Lurians believed in bringing gifts of food and drink for the deceased so they will have something to sustain them in the afterlife. (DS9: "Who Mourns for Morn?")
Some Humans believed that a person would be sent to a different afterlife, either heaven or hell depending on their actions in life. (TOS: "Space Seed")
Klingon mythology taught that honorable warriors are sent to Sto-Vo-Kor, while dishonorable ones are sent to Gre'thor. (VOY: "Barge of the Dead")
In 2369, after experiencing a failure of his artificial heart, Jean-Luc Picard was sent to an afterlife controlled by Q. Q eventually decided to return Picard to life. (TNG: "Tapestry")
Talaxians mythology has a belief in an afterlife known as the Great Forest, where a great tree stands at the center. It is said that upon death, a Talaxian goes to the afterlife and meets the souls of his deceased family upon arrival. (VOY: "Mortal Coil")
