Tithi-vicara
Determination of Tithi for Fasts, Parana, and Pitri Rites
तस्माद्विप्रा न कर्त्व्या विद्धाप्येकादशी तिथिः । यथा हंतिपुरा पुण्यं श्राद्धं च वृषलीपतिः ॥ ४४ ॥
tasmādviprā na kartvyā viddhāpyekādaśī tithiḥ | yathā haṃtipurā puṇyaṃ śrāddhaṃ ca vṛṣalīpatiḥ || 44 ||
Por ello, oh bráhmanas, no debe observarse la tithi de Ekādaśī cuando está “viddhā” (perforada o mezclada por otro tithi). Así como el marido de una mujer śūdra destruye el mérito de una ciudad, del mismo modo arruina el mérito de un śrāddha.
Sanatkumara
Vrata: Ekadashi
Rasa: {"primary_rasa":"shanta","secondary_rasa":"raudra","emotional_journey":"A firm prohibition culminating in a sharp, almost punitive simile about merit-destruction—calm rule becomes stern warning."}
It stresses that devotional merit depends on correct ritual timing: Ekādaśī must be observed on a “pure” tithi, because a viddhā (overlapped) Ekādaśī is treated as spiritually defective and merit-diminishing.
Ekādaśī is a core Vaiṣṇava vrata supporting Vishnu-bhakti; the verse teaches that devotion should be practiced with śāstra-guided discipline (tithi-śuddhi), not merely with intention.
It highlights calendrical decision-making (tithi-nirṇaya) tied to Jyotiṣa/Vedāṅga practice—determining when a tithi is ‘viddhā’ (pierced by another tithi) so the Ekādaśī observance is scheduled correctly.