Charak Samhita
व्रणानां निजहेतूनामागन्तूनामशाम्यताम् । कुर्याद्दोषबलापेक्षी निजानामौषधं यथा ॥९॥
[Importance of dosha dominance in treatment] Exogenous ulcers not being pacified and having endogenous causative factors should be treated as endogenous ulcers according to predominance of dosha.
english translation
vraNAnAM nijahetUnAmAgantUnAmazAmyatAm । kuryAddoSabalApekSI nijAnAmauSadhaM yathA ॥9॥
hk transliteration by Sanscript