Ancient Iranian religion was strongly connected. Beginning in the early 10th-century BC, the ancient Iranian religion was gradually displaced by Zoroastrianism, which contains many essential aspects of its predecessor. The sources on ancient Iranian religion, though limited, consist of textual and material sources. The textual sources are both Iranian and non-Iranian. An important Iranian source is the Avesta, which are Zoroastrian sacred scriptures made in the Avestan. This is considered the principal source of knowledge on ancient Iranian religions. It is a collection of several texts that seems to have been over a large span of time by a variety of authors. These
Avesta Municipality Avesta Municipality Avesta Municipality ("Avesta kommun") is one of 290 municipalities of Sweden. It is in Dalarna County, in the central part of the country, and its seat is in the town of Avesta. The municipality in its present size was created in 1967 when the four surrounding municipalities were joined with the then "City of Avesta". In 1971 it became a municipality of unitary type. Avesta borders to the municipalities of: Speedway: The most successful sport team in Avesta is their speedway team Masarna, translating to "the men of Dalecarlia", competing in the highest division in Sweden. <br> Football: