Narada Purana — Purva Bhaga, Shloka 1
The Exposition of the Dvādaśī Vow for the Twelve Months
Dvādaśī-vrata-nirṇaya and Mahā-dvādaśī Lakṣaṇas
सनातन उवाच । अथ व्रतानि द्वादश्याः कथयामि तवानघ । यानि कृत्वा नरो लोके विष्णोः प्रियतरो भवेत् ॥ १ ॥
sanātana uvāca | atha vratāni dvādaśyāḥ kathayāmi tavānagha | yāni kṛtvā naro loke viṣṇoḥ priyataro bhavet || 1 ||
サナータナは言った。「いま、罪なき者よ、ドヴァーダシー（第十二日）に守る誓戒（ヴラタ）を汝に語ろう。これらを行う者は、この世においてヴィシュヌにいっそう愛される。」
Sanātana
Vrata: Dvadashi (general Dvādaśī vows)
Primary Rasa: bhakti
Secondary Rasa: shanta
FAQs
It introduces Dvādaśī-vratas as a direct means of increasing one’s dearness to Lord Viṣṇu, framing ritual observance as an expression of bhakti with tangible spiritual fruit.
Bhakti is presented as practical devotion: by undertaking Viṣṇu-oriented vows on Dvādaśī, a devotee cultivates intimacy and favor with Viṣṇu, not merely abstract knowledge.
It points to calendrical/ritual timing based on tithi (lunar day)—a Panchāṅga-based application aligned with Jyotiṣa/Vedāṅga usage for determining Dvādaśī observances.