Hindu texts to an author, as a derivative work they are considered less authoritative than "Sruti" in Hinduism. The Smrti literature is a vast corpus of diverse texts, and includes but is not limited to Vedāngas, the Hindu epics, the Sutras and Shastras, the texts of Hindu philosophies, the Puranas, the Kāvya or poetical literature, the "Bhasyas", and numerous "Nibandhas" (digests) covering politics, ethics, culture, arts and society. Many ancient and medieval Hindu texts were composed in Sanskrit, many others in regional Indian languages. In modern times, most ancient texts have been translated into other Indian languages and some in Western languages.
Ancient Mesopotamian religion complex and difficult subject because, by nature, their religion was governed only by usage, not by any official decision, and by nature it was neither dogmatic nor systematic. Deities, characters, and their actions within myths changed in character and importance over time, and occasionally depicted different, sometimes even contrasting images or concepts. This is further complicated by the fact that scholars are not entirely certain what role religious texts played in the Mesopotamian world. For many decades, some scholars of the Ancient Near East argued that it was impossible to define there as being a singular Mesopotamian religion, with Leo