Charak Samhita
रूक्ष-बह्वनिल-क्रूरकोष्ठ-व्यायामशालिनाम् । दीप्ताग्नीनां च भैषज्यमविरिच्यैव जीर्यति॥७९॥
In persons with rukshata (dryness in body), excess morbid vata, krura koshtha, performing regular physical exercise, with good appetite the purgatives get digested without purgation.
english translation
rUkSa-bahvanila-krUrakoSTha-vyAyAmazAlinAm । dIptAgnInAM ca bhaiSajyamaviricyaiva jIryati॥79॥
hk transliteration by Sanscript