Questions about Thenkalai (तेन्कलै), a sub sect of Sri Vaishnava which gives primary importance to "Naalayira Divya Prabhandam", a collection of 4000 Tamil verses composed by 12 alwars and was compiled by Natha Muni. Pillai Lokacharya, Manavala Mahamuni are believed as the chief expounders of Thenkalai. This doctrine is also known as Marjara Nyaya