HirGS, 2, 14, 4.1 etenaiva pavitreṇa tūṣṇīṃ prokṣaṇīḥ saṃskṛtya tūṣṇīṃ prokṣya tūṣṇīm avahatya yathāpuroḍāśamevaṃ caturṣu kapāleṣu tūṣṇīṃ śrapayitvābhighāryodvāsya prasavyaṃ pariṣicyaudumbaram idhmam abhyādhāyaudumbaryā darvyopastīrṇābhighāritaṃ dakṣiṇāprācīsaṃtataṃ paraṃ param avadāya dakṣiṇāprācīsaṃtataṃ paraṃ paraṃ juhoti /