ŚBM, 6, 2, 2, 40.2 dadyād etasmin yajñe dakṣiṇāṃ nenme 'yaṃ yajño 'dakṣiṇo 'sad brahmaṇa ādiṣṭadakṣiṇāṃ dadyād brahmā vai sarvo yajñas tad asya sarvo yajño bhiṣajjayito bhavatīti na tathā kuryād iṣṭakāṃ vā etāṃ kurute tad yatheṣṭakāyām iṣṭakāyāṃ dadyāt tādṛk tad amurhyeva dadyād yad asyopakalpeta //