Charak Samhita
नातिरक्तो नातिपाण्डुर्नातिश्यावो न चातिरुक् । न चोत्सन्नो न चोत्सङ्गी शुद्धो रोप्यः परं व्रणः ॥८६॥
॥ Ropana (healing) of ulcer॥ Those ulcers, are not very red, pale, blackish, painful, elevated and protruded should be known as clean and appeals healing process.
english translation
nAtirakto nAtipANDurnAtizyAvo na cAtiruk । na cotsanno na cotsaGgI zuddho ropyaH paraM vraNaH ॥86॥
hk transliteration by Sanscript