Ethics in religion concept, it demands careful and sustained reflection by every man and woman before it can become part of one's life. Ethics that constitute a dharmic life - that is a moral, ethical, virtuous life - evolve in vedas and upanishads. Ethical subjects and questions are debated by various schools of Hinduism, quite extensively, in numerous texts on what is right conduct, when, how and why. Over time, new virtues were conceptualized and added by ancient Hindu scholars, some replaced, others merged. For example, Manusamhita initially listed ten virtues necessary for a human being to live a "dharmic" life: "Dhriti" (courage),
Ancient Iranian religion composed) initially in the 5th-century BC. Another Iranian source are royal inscriptions of the Achaemenid Empire made in the Old Persian (with Akkadian, Aramaic and Elamite translations). These inscriptions, in particular those of Darius I and his son Xerxes I, contain many references to religion. The fact that these are fixed in time and place make them particularly useful. Except from the Achaemenid inscriptions, there is no evidence that the Iranian religious compositions were written until the late Parthian or Sassanid period. This makes ancient Iranian religion the only major religion of the Middle East which has no written texts