Charak Samhita
प्रवृद्धो हि यदा श्लेष्मा पित्ते क्षीणे समीरणम्। रुन्ध्यात्तदा प्रकुर्वीत शीतकं गौरवं रुजम् ॥५०॥
॥ 5. Normal vata, decreased pitta, and increased kapha sannipata॥ In the case of decreased pitta, if increased kapha obstructs the normal vata leading to a sensation of cold, heaviness and pain
english translation
pravRddho hi yadA zleSmA pitte kSINe samIraNam। rundhyAttadA prakurvIta zItakaM gauravaM rujam ॥50॥
hk transliteration by Sanscript