Charak Samhita
नातिस्निग्धशरीराय दद्यात् स्नेहविरेचनम्। स्नेहोत्क्लिष्टशरीराय रूक्षं दद्याद्विरेचनम्॥९॥
The individual with excessively oleated body should never be given an unctuous or snigdha virechana. The body with excessive oleation should be given un-unctuous or ruksha virechana.
english translation
nAtisnigdhazarIrAya dadyAt snehavirecanam। snehotkliSTazarIrAya rUkSaM dadyAdvirecanam॥9॥
hk transliteration by Sanscript