विप्रा उदङ्मुखाः कार्याः स्वयं वै दक्षिणामुखः । दर्भेषु निक्षिपेदन्नमित्युच्चार्य द्विजाग्रतः
viprā udaṅmukhāḥ kāryāḥ svayaṃ vai dakṣiṇāmukhaḥ | darbheṣu nikṣipedannamityuccārya dvijāgrataḥ
Los Brāhmaṇas deben ser sentados mirando al norte, y el oficiante mismo ha de mirar al sur. Ante los nacidos dos veces, debe colocar el alimento sobre hierba darbha, pronunciando: «Coloco el alimento».
Vyāsa (in dialogue with Yudhiṣṭhira) [deduced]
Ritual efficacy in śrāddha depends on disciplined observance of prescribed forms and sacred orientation.
The Revā/Narmadā tīrtha milieu, where these śrāddha rites are taught.
Directional seating (vipras north-facing, performer south-facing) and placing food on darbha with a formal utterance.