Tithi-Nirṇaya for Vratas: Ekādaśī Rules, Saṅkrānti Punya-kāla, Eclipse Observances, and Prāyaścitta
सूर्योपरागे जुहुयादुदुत्यं जातवेदसम् । आसत्येंनोद्वयं चैव त्रयोमंत्रा उदाहृताः ॥ ६० ॥
sūryoparāge juhuyādudutyaṃ jātavedasam | āsatyeṃnodvayaṃ caiva trayomaṃtrā udāhṛtāḥ || 60 ||
सूर्यग्रहणकाळी ‘उदु त्यं’ मंत्राने व ‘जातवेदसम्’ (अग्नि) मंत्राने आहुती द्यावी; तसेच ‘आ सत्ये’ आणि ‘अन्न’चे दोन मंत्र—असे तीन मंत्रसमूह सांगितले आहेत।
Sanatkumara (in instruction to Narada)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: adbhuta
It frames a solar eclipse (sūryoparāga) as a potent ritual juncture where correctly chosen Vedic mantras, offered through Agni, are said to intensify the efficacy of worship and purification.
Bhakti is expressed here through disciplined, reverential action—offering oblations with Sūrya- and Agni-related mantras—treating cosmic events as opportunities to remember and honor divine order (ṛta).
It highlights applied ritual science tied to timing (Jyotiṣa/astral calculation for eclipses) and correct mantra deployment in homa (Kalpa), showing how rites are adapted to specific astronomical occasions.