The Book of Saphah
Fravashi, pure spirits of the Faithist order, i.e., spirits who are not bound to idols, Gods, nor Saviors, but having faith in Ahura'Mazda, the Creator.
The opposers in heaven to the Fravashi were: The Daeva, Pairika, Cathra, Kaoza and the Karapana.
Verethragha, a God in heaven who labored for the Fravashi and against their opposers.
Fradotfshu and Zantuma, Fradatvira and Dagyevma, Aiwicruthrema- Aibigaza, Fradat-vicpanum-hujyaiti, Vishaptatha, Ish-Fravashi, Athwya and Kerecacpa, promoted by special decree.
These sciences and religious ceremonies were afterward called his sons, and they are now called Fravashis.
Zoroastrianism: Ahura Mazda
The spiritual parts are urvan (soul) and fravashi (spirit) with their twin faculties of manas (mind) and baodhas (consciousness).