Avesta people. The term "Avesta" is from the 9th/10th-century works of Zoroastrian tradition in which the word appears as Zoroastrian Middle Persian "abestāg", Book Pahlavi "ʾp(y)stʾkʼ". In that context, "abestāg" texts are portrayed as received knowledge, and are distinguished from the exegetical commentaries (the "zand") thereof. The literal meaning of the word "abestāg" is uncertain; it is generally acknowledged to be a learned borrowing from Avestan, but none of the suggested etymologies have been universally accepted. The widely repeated derivation from *"upa-stavaka" is from Christian Bartholomae ("Altiranisches Wörterbuch", 1904), who interpreted "abestāg" as a contraction of a hypothetical reconstructed Old Iranian
Bahá'í Faith and the unity of religion consider a successor to Zoroaster, Abraham, Moses, Jesus, Muhammad, Krishna and Buddha. This acceptance of other religious founders has encouraged some to regard the Bahá'í religion as a syncretic faith. However, Bahá'ís and the Bahá'í writings explicitly reject this view. Bahá'ís consider Bahá'u'lláh's revelation an independent, though related, revelation from God. Its relationship to previous dispensations is seen as analogous to the relationship of Christianity to Judaism. They regard beliefs held in common as evidence of truth, progressively revealed by God throughout human history, and culminating in (at present) the Bahá'í revelation. Bahá'ís have their own sacred scripture, interpretations, laws