|Also known as||Coming of Abhidhamma|
|Place of origin||Kaveri River Region, India|
Abhidhammavatara (Pali, also Abhidhammāvatāra), according to Encyclopædia Britannica is "the earliest effort at systematizing, in the form of a manual, the doctrines dealt with in the Abhidhamma (scholastic) section of the Theravada Buddhist canon. The Abhidhammavatara was written in Pali, apparently in the 5th century, by the poet and scholar Buddhadatta in the region of the Kaveri River, in southern India".
Buddhadatta used this work to sum up and give original systematization to other commentaries dealing woth Abhidhamma It is written in a chapter, verse format, with 24 chapters. The Abhidhammattha-sangaha has, in essence, superseded it.
- Hoiberg, Dale H., ed. (2010). "Abhidhammāvatāra". Encyclopedia Britannica. I: A-ak Bayes (15th ed.). Chicago, IL: Encyclopedia Britannica Inc. p. 31. ISBN 978-1-59339-837-8.
- Gethin, Rupert (1998-07-16). The Foundations of Buddhism (p. 205). Oxford University Press. Kindle Edition.