The Compendium of Caraka 1.14.44

1.14.44

vātikottaravātikānāṃ punarmūlādīnāmutkvāthaiḥ sukhoṣṇaiḥ kumbhīrvarṣaṇikāḥ& pranāḍīrvā pūrayitvā yathārhasiddhasnehābhyaktagātraṃ vastrāvacchannaṃ pariṣecayediti pariṣekaḥ//

Furthermore, having filled pots, sprinkling vessels, or conduits with comfortably warm decoctions of roots and the like that alleviate vāta or predominantly vāta, one should pour them over the body of a person which has been anointed with suitable prepared unctuous substances and covered with a cloth: this is pariṣeka.