Somadeva Suri was a south Indian Jain monk of the 10th century CE (fl.
959–66, possibly born in Bengal region about 920), author of a work known as "Upasakadyayana" "chapter on lay followers (upasakas)", a central work of Digambara shravakacara literature, i.e. instructions and prescriptions for shravakas or Jain lay followers.
[1] Somadeva was a disciple of Acharya Nemideva of Devasangha section of Mula Sangh (associated with Akalankadeva).
The text of the Nitivakyamrtam mentions that Somadeva was also the author of a literary work called Yashastilaka (see Kavyamala, 70).
He is sometimes regarded as a "revolutionary thinker of early medieval India", in his works he discusses the vices (pratyuhasamuha) which brought to the country the conquest of the Muslims (Tajikas).