Charak Samhita
अर्थविद्यायशोहानिमुपक्रोशमसङ्ग्रहम्। प्राप्नुयान्नियतंवैद्योयोऽसाध्यंसमुपाचरेत् ॥८॥
On the other hand, a physician who undertakes the treatment of an incurable disease would undoubtedly subject himself to the loss of wealth, knowledge and fame and will also earn bad reputation and other royal sanctions or punishments.
english translation
arthavidyAyazohAnimupakrozamasaGgraham। prApnuyAnniyataMvaidyoyo'sAdhyaMsamupAcaret ॥8॥
hk transliteration by Sanscript