Hindu texts "Śruti" refers to the body of most authoritative, ancient religious texts, believed to be eternal knowledge authored neither by human nor divine agent but transmitted by sages ("rishis"). These comprise the central canon of Hinduism. It includes the four Vedas including its four types of embedded texts - the Samhitas, the Brahmanas, the Aranyakas and the early Upanishads. Of the "Shrutis" (Vedic corpus), the Upanishads alone are widely influential among Hindus, considered scriptures par excellence of Hinduism, and their central ideas have continued to influence its thoughts and traditions. The "Smriti" texts are a specific body of Hindu texts attributed
Ancient Iranian religion religious ceremonies and chanting "theogonies". The magi were also deeply involved in politics. This can be seen by the attempt of the magus Gaumata to usurp the throne after the death of Cambyses II. Darius persecuted the magi, but they were able to preserve their power and eventually become the official priesthood of the Achaemenid Empire. The magi were probably responsible with introducing dualist ideology and enforcing zealous preoccupation with ritual purity in Zoroastrianism. They are also famous throughout the ancient world for their ability to perform magic. Ancient Iranian religion Ancient Iranian religion refers to the ancient beliefs and