Analysis of information sources in references of the Wikipedia article "Sacred dance" in English language version.
the Natyashastra remains the ultimate authority for any dance form that claims to be 'classical' dance, rather than 'folk' dance.
All of the dances considered to be part of the Indian classical canon (Bharata Natyam, Chhau, Kathak, Kathakali, Manipuri, Mohiniattam, Odissi, Sattriya and Yakshagana) trace their roots to religious practices (...) the Indian diaspora has led to the translocation of Hindu dances to Europe, North America and the world.
Hindu classical dance... developed in a religious context and was given high profile as part of temple worship. There are a number of regional and other styles as well as source texts, but the point we wish to stress is the participative nature of such dance. In form and content, the heart of dance as worship in Hinduism has always been 'expression' (abhinaya), i.e. the enacting of various themes.
Hindu classical dance-forms, like Hindu music, are associated with worship. References to dance and music are found in the vedic literature...
ecstatic