What is "yeghishe"

Yeghishe Vardapet (, , AD 410 – 475; Eliseus, spelled alternatively Yeghisheh, Yeghishé, Eghishe, Egishe, Elishe, or Ełišē) was an Armenian historian from the time of late antiquity. He was the author of a history documenting the successful revolt of the Armenians in the fifth century against the rule and religion of the Sassanid Persians.