In ancient Egyptian mythology, the god known for his role in the afterlife is Osiris. He is associated with resurrection, fertility, and the eternal cycle of life and death. Osiris is often depicted as a mummified king, symbolizing his connection to the afterlife and governance of the dead. His resurrection by the goddess Isis after being murdered by his brother Set reiterates themes of renewal and redemption. Osiris's significance in ancient Egyptian belief systems underscores the importance of the afterlife and moral judgment concerning one's actions in life.