Tithi-Nirṇaya for Vratas: Ekādaśī Rules, Saṅkrānti Punya-kāla, Eclipse Observances, and Prāyaścitta
सर्वैरेकादशी ग्राह्या दशमीपरिवर्जिता । दशमीसंयुता हंतिपुण्यं जन्मत्रयार्जितम् ॥ ४० ॥
sarvairekādaśī grāhyā daśamīparivarjitā | daśamīsaṃyutā haṃtipuṇyaṃ janmatrayārjitam || 40 ||
មនុស្សទាំងអស់គួររក្សា ឯកាទសី តែពេលវាមិនពាក់ព័ន្ធនឹង ទសមី។ ឯកាទសីដែលភ្ជាប់ទសមី នឹងបំផ្លាញបុណ្យដែលសន្សំបានក្នុងបីជាតិ។
Sanatkumara (teaching Narada)
Vrata: Ekādaśī
Primary Rasa: bhakti
Secondary Rasa: bhayanaka
It stresses tithi-śuddhi (purity of the lunar day): an Ekādaśī observance must be properly timed, because an impure (Daśamī-mixed) Ekādaśī is said to negate previously earned spiritual merit.
By insisting on correct Ekādaśī practice, it frames devotion as disciplined worship—Bhakti expressed through a precise vrata that honors Viṣṇu with right time, restraint, and reverence.
It highlights Jyotiṣa/Vedāṅga time-reckoning (tithi determination), specifically avoiding “Daśamī-saṃyukta” (Daśamī-viddha) Ekādaśī when planning the vrata.