According to B. B. Lal, former DG of ASI, Kalibangan site shows that an earthquake occured around 2600 BC, which brought to an end the Early Indus settlement at the site. It is perhaps the earliest archaeologically recorded earthquake.
Viharas were for the purpose of living, Chaityas were assemblies for the purpose of discussions. Further, Chaityas were with Stupas, Viharas did not have stupas.
Matsya was one of the sixteen Mahajanapadas mentioned in the Buddhist text Anguttara Nikaya. The founder of the kingdom of the Matsya was Virata. It consisted of the present-day Alwar, Jaipur and Bharatpur.
The epic tamil poem, Jivaka Cintamani (also known as Civaka Cintamani) is a Jain religious epic authored by jain saint Tiruttakrdeva. This epic is considered one of the classic epics of Sangam Literature. The poem means “fabulous gem”and is also known as Manannul (Book of Marriages).