Śatapatha Brāhmaṇa ("of a hundred paths") 2.5.3.9

2.5.3.9

athāha marudbhyo gṛhamedhibhyo 'nubrūhīti | sa dakṣiṇasyaudanasya sarpirāsecanāttata ājyamupastṛṇīte tasya dviravadyatyathopariṣṭādājyasyābhighārayatyatikrāmatyatikramyāśrāvyāha maruto gṛhamedhino yajeti vaṣaṭkṛte juhoti

He then says, 'Pronounce the invitatory prayer to the Maruts, the Householders!' He makes an 'under-layer' of butter (in the offering-spoon) from the hollow of the southern pap, takes two cuttings from the latter, pours some butter thereon, and steps across. Having stepped across and called for the 'Sraushat,' he says, 'Pronounce the offering-prayer to the Maruts, the Householders!' and pours out the oblation as soon as the Vashat has been uttered.