What is "rhampsinit"

Rhampsinit (also read as Rhampsinitos and Rhampsinitus, derived from Ῥαμψίνιτος; by Herodotus) is the hellenized name of a fictitious king ( pharaoh) from Ancient Egypt. He is named by the ancient Greek historian Herodotus as a literary figure in his Historiae. There it is told that Rhampsinit was the predecessor of the legendary king Kheops. The first tale of Rhampsinit is about two thieves who rob the king until one of them dies. His brother tries to rescue the corpse and then manages to fool the king to avoid arrest. The second tale is about Rhampsinit's visit to Hades.