AHURA • E-FREE TRANSLATION.COM • Definition of Ahura

... hero Traetona, wages war with Ahi (Zend, Azhi), while the kavis, or priests, are attacked by him as deceivers and liars. From the belief in good spirits (Ahuras, i.e., the living, and Mazdas, i.e., the wise), the ancient genii of the country, Zarathustra developed the belief of one highest God, Ahura-Mazda (Ormuzd, Greek, [Greek: Osompzes]), a doctrine which he received by divine inspiration through the mediation of the spirit Srasha. Ahura-Mazda, surrounded by the Amesha-Spenta (Amshaspands), or the holy immortals, not until later reduced to seven, is the creator of light and life. ...

— A Comparative View of Religions • Johannes Henricus Scholten