Shatapatha Brahmana 10.1.5.2

10.1.5.2

te vai sāyamprātarādadhāti sāyamprātarhyagnihotrāhutī juhvati samānena mantreṇa samānena hi mantreṇāgnihotrāhutī juhvatyatha yadvanīvāhanaṃ ca bhasmanaścābhyavaharaṇaṃ tau darśapūrṇamāsāvatha yadgārhapatyaṃ cinoti tāni cāturmāsyānyatha yadūrdhvaṃ gārhapatyādā sarvauṣadhāttā iṣṭayo'tha yadūrdhvaṃ sarvauṣadhātprācīnaṃ citibhyaste paśubandhā ya evaiteṣu yajñeṣu viṣṇukramāste viṣṇukramā yajjapyaṃ tadvātsapram

He puts them on in the evening and in the morning, for in the evening and in the morning the Agnihotra oblations are offered;--with one and the same formula, for with one and the same formula the two Agnihotra oblations are offered. Then the driving about (of the fire in the pan), and the taking down (to the water) of the ashes, these two (constitute) the New and Full-moon offerings; and when he builds the Gârhapatya hearth, that is the Kâturmâsya (seasonal offerings); and what takes place from (the building of) the Gârhapatya up to the (sowing of) all-herb (seed, that constitutes) the ishtis, and what takes place after the all-herb (sowing) and prior to (the building of) the layers, that is the animal sacrifices; and the Vishnu-strides which are (performed) at these sacrifices are just these Vishnu-strides; and what muttering of formulas there is that is the Vâtsapra.