Abdiel is a biblical name used by several fictional and real people. Nevertheless Abdiel is better known for being a Seraph in John Milton`s Paradise Lost. In this novel he is the one that denounces Satan for the revolt against God and abandons Lucifer to tell God about his defection. However when he arrives, he realizes that preparations were already underway for battle.
In the fight he smites Satan, Ariel, Ramiel and Arioch, among others.