Graha–Ketu–Utpāta Lakṣaṇas: Solar/Lunar Omens, Comets, Eclipses, and Calendar Rules
पूर्णिमादर्शयोर्नारीसेवनं परिवर्जयेत् । दर्शे षष्ठ्यां प्रतिपदि द्वादश्यां प्रतिपर्वसु ॥ १४१ ॥
pūrṇimādarśayornārīsevanaṃ parivarjayet | darśe ṣaṣṭhyāṃ pratipadi dvādaśyāṃ pratiparvasu || 141 ||
Hendaklah seseorang menjauhi persetubuhan pada hari Purnima (bulan penuh) dan Amavasya (bulan gelap), demikian juga pada hari Amavasya itu sendiri, pada hari keenam (Ṣaṣṭhī), hari pertama (Pratipad), hari kedua belas (Dvādaśī), serta pada semua hari Parvan, iaitu hari-hari perayaan dan persimpangan suci.
Narada (teaching in a Moksha-Dharma context, within the Narada–Sanatkumara dialogue frame)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: bhakti
It emphasizes self-restraint (brahmacarya/indriya-nigraha) aligned with sacred lunar timings, treating key tithis and parva-days as spiritually charged periods suited for purity, worship, and restraint rather than sensual indulgence.
By prescribing restraint on major tithis like Pūrṇimā, Amāvāsyā, and Dvādaśī, it supports a devotional lifestyle where bodily discipline protects mental clarity, making one more fit for japa, pūjā, vrata observance, and remembrance of Hari.
It reflects calendrical/astronomical tithi-awareness (Jyotiṣa-style lunar day reckoning) used for dharmic conduct—identifying specific tithis (Pratipad, Ṣaṣṭhī, Dvādaśī) and parva-junctions as times for prescribed restraints.