Charak Samhita
शम्पाकं फल्गुमूलं च पौष्करं सदुरालभम्। द्विपलानि जलद्रोणे पक्त्वा पादावशेषिते ॥१९॥
Shampaka (aragvadha), root of phalgu (kasthodu-mbarika), pushkaramula and duralabha should be added with two dronas (in the recipe actually one drona is described;
english translation
zampAkaM phalgumUlaM ca pauSkaraM sadurAlabham। dvipalAni jaladroNe paktvA pAdAvazeSite ॥19॥
hk transliteration by Sanscript