Apollyon

The Hebrew term Abaddon (Hebrew: אֲבַדּוֹן ’ Ăḇaddōn, meaning "destruction", "doom"), and its Greek equivalent Apollyon (Koinē Greek: Ἀπολλύων, Apollúōn meaning "Destroyer") appear in the Bible as both a place of destruction and an angel of the abyss. 
See also Abbadon