The Avesta is the scripture of Zoroastrianism which developed from an oral tradition founded by the prophet Zoroaster (Zarathustra, Zartosht) sometime between c. 1500-1000 BCE. The title is generally accepted as meaning “praise”, though this interpretation is not universally agreed upon.

More about: Avesta


  • c. 1500 BCE - 1000 BCE
    The Zoroastrian Avesta is developed in oral form.
  • c. 550 BCE - 330 BCE
    Avesta informs the policies of the Achaemenid Persian Empire.
  • 247 BCE - 224 CE
    Avesta continues to inform Parthian Empire.
  • 224 CE - 651 CE
    Avesta is committed to writing under the Sassanian Empire who make Zoroastrianism the state religion.
  • 651 CE
    Copies of Avesta and other Zoroastrian works destroyed during Muslim Arab Conquest.