Charak Samhita
(इत्युक्तवन्तमाचार्यं शिष्यस्त्विदमचोदयत्। रसाद्रक्तं विसदृशात् कथं देहेऽभिजायते॥२२॥
(After listening to the above explanation by his teacher, the student asked the following doubt: How is it that rakta is formed in the body out of rasa, though being different from it?
english translation
(ityuktavantamAcAryaM ziSyastvidamacodayat। rasAdraktaM visadRzAt kathaM dehe'bhijAyate॥22॥
hk transliteration by Sanscript