Cakradatta (Cikitsasangraha) 4.93

4.93

tato naipālatāmrādi pidhāya sukarālitam .
pāṃśunā pūrayedūrdhvaṃ sarvāṃ sthālīṃ tato'nalaḥ .. 93 ..

Then, having covered it with Nepalese copper and so forth, well smeared with mud, / one should fill the whole upper part of the pot with sand. Then fire (93)