Śatapatha Brāhmaṇa ("of a hundred paths") 7.2.3.4

7.2.3.4

athainamabhijuhoti | jāyata eṣa etadyaccīyate sa eṣa sarvasmā annāya jāyate sarvasyo asyaiṣa raso yadājyamapāṃ ca hyeṣa oṣadhīnāṃ ca raso 'syaivainametatsarvasya rasena prīṇāti yāvānu vai rasastāvānātmānenaivainametatsarvasya rasena prīṇāti yāvānu vai rasastāvānātmānenaivainametatsarveṇa prīṇāti pañcagṛhītena pañcacitiko 'gniḥ pañca 'rtavaḥ saṃvatsaraḥ saṃvatsaro 'gniryāvānagniryāvatyasya mātrā tāvataivainametadannena prīṇāti

He then offers thereon,--when he (Agni) is built, he is born, and he is born here for all (kinds of) food; but that ghee is the life-sap (essence) of this universe, for it is the life-sap of both the waters and plants: he thus gratifies him by the life-sap of this universe. And as far as the life-sap extends, so far extends the body: he thus gratifies him by this universe. With (ghee) taken in five (ladlings, he offers),--the fire-altar consists of five layers, five seasons are a year, and the year is Agni: as great as Agni is, as great as is his measure, with so much food he thus gratifies him.