Skandapurana 1.4.38.58

1.4.38.58

athavā kā hi pānīye bhavedaśucitā vada..
mṛttikodbhavakumbho'yaṃ pāvakenāpi pācitaḥ.. 40.58 ..

Or tell me, what impurity could there be in water?
This pot is born of clay and baked by fire;