The Kalpa Sūtra is a Jain text containing the biographies of the Jain Tirthankaras, notably Parshvanatha and Mahavira, including the latter's Nirvāṇa.Bhadrabahu I is considered the author of the text and it is traditionally said to have been composed about one hundred and fifty years after the Nirvāṇa of Mahavira 

The wall-paintings of Ajanta, Bagh and Sittannavasal are religious in the sense that the first two decorate Buddhist Viharas and the third a Jain temple, and  therefore, they had to conform to certain religious traditions and certain hide-bound formulas peculiar to each faith. Of the frankly secular art which delighted  in portraiture we have no trace. Let us, therefore, see what the Jain literature has to say about painting.