A kind of Kālika Śruta (a category of Āgama (2) (canonical work) which can be studied only in the first and last quarter of day and night); the treatise, on recitation of which the Nāgakumāra (Serpentine Youth) god who, remaining at his own abode, pays homage and obeisance to one (who recites it) and also bestows boon on him for accomplishment of the performances of Sṛṅganāḍita (work related with the religious order) and the like.
'ṇāgapariyāṇiya'tti ajjhayaṇe ṇāga tti-nāgakumāre, tesu samayanibaddhaṃ ajjhayaṇaṃ, taṃ jadā samaṇe uvayutte pariyaṭṭeti tayā akatasamkappassa vi te nāgakumārā tatthatthā ceva pariyānamti, vamdamti ṇamaṃsamti bhattibahumāṇaṃ ca kareṃti, siṃgaṇāiyakajjesti ya varayā bhavaṃtītyarthaḥ.
(Nandī 78 Cū p. 60)