What was Cain's fate?

Cain, the first son of Adam and Eve in The Bible, faced a grim fate after murdering his brother Abel out of jealousy. As punishment, God cursed him to be a wanderer and a fugitive on the earth, marking him to prevent others from killing him. Despite this, Cain settled in the land of Nod, east of Eden, and built a city, indicating a life of continued existence despite his punishment.