Shatapatha Brahmana 11.1.7.2

11.1.7.2

sa yadi grāmyā oṣadhīraśnāti puroḍāśasya medhamaśnāti yadyāraṇyā oṣadhīraśnāti barhiṣo medhamaśnāti yadi vānaspatyamaśnātīdhmasya medhamaśnāti yadi payaḥ pibati sāṃnāyyasya cājyasya ca medhamaśnāti yadyapaḥ pibati praṇītānām medhamaśnāti yadi nāśnāti pitṛdevatyo bhavati

If he eats cultivated plants he eats the sacrificial essence of the offering-cake; and if he eats forest plants he eats the essence of the barhis; and if he eats aught of trees he eats the essence of the fuel (for the sacrificial fire); and if he drinks milk he consumes the essence of the Sânnâyya; and if he drinks water he consumes the essence of the lustral waters; and if he eats nothing he becomes consecrated to the Fathers.