Pravachansar (Essence of sermons) is one of the few works, of this greatest of ascetics, that have survived the passage of time. To give an idea of the intellect and piety of this great sage, KundKund Acharya, has not just been worshipped by ordinary monks and householders, but also by other Acharyas over the last 2000 years. Commentaries on this great work have been written in Sanskrit by Amrutchandra Acharya (~1000AD) called Tattvapradipika and Jaysen Acharya (1300AD) called Tattparyavrutti. Other works of KundKund Acharya include Niyamsar, Samaysar, Punch-Aastikaai, Ashtpahud, etc..