Charak Samhita
रक्षोगणादिभिर्वा विधै र्भूतसङ्घै स्तमधर्ममन्यद्वाऽप्य पचारान्तरम उपलभ्याभिहन्यन्ते ॥२२॥
[Sinful acts leading to affliction by demons and curse of sages] People also get destroyed by rakshasa (demons) or other creatures due to unrighteous or other deviant acts. Adharma (unrighteousness) is also the cause of diseases caused as a result of curses.
english translation
rakSogaNAdibhirvA vidhai rbhUtasaGghai stamadharmamanyadvA'pya pacArAntarama upalabhyAbhihanyante ॥22॥
hk transliteration by Sanscript