Esayi Abu-Musa (Armenian: Եսայի Աբու-Մուսե or Ապումուսէ; in Arabic sources: Isa ibn-Istifanus) was an Armenian[1][2] prince of southern Artsakh who ruled over a significant part of Arran (called Ałuankʻ in Armenian sources) in the mid-9th century[3] and is considered the founder of the Principality of Dizak.[4]
- ^ Michael the Syrian. Chronology, p. 45. "When they reached the village of a noble named Stefanos (n.159: Isa ibn Yusuf ibn Istifanus [Yesayi Abu Muse] - Ruler of the province of Baylakan [mid-9th century]) of Armenia, this noble surrounded him with flattery, brought him into his house under the pretense of honoring him, and put him in chains."
- ^ Abu-l Faraj, Universal History, p. 68. "When he [Babak] came to the Armenian noble, a man by the name of Stefanos, the latter lured him, brought him into his house with the necessary honors and chained him in irons."
- ^ Tovma Artsruni and Anon, History of the House of Artsruni, Yerevan 1985, pp. 274–98.
- ^ (in Armenian) Arakel Babakhanian (Leo). Երկերի ժողովածու (Collected Works). vol. ii. Yerevan, Armenian SSR: Sovetakan Grogh, 1967, pp. 446–49.