Charak Samhita
तद्यथा- ज्वरसन्तापाद्रक्तपित्तमुदीर्यते । रक्तपित्ताज्ज्वरस्ताभ्यां शोषश्चाप्युपजायते ॥१७॥
For example, elevated temperature in jwara can cause raktapitta and raktapitta can cause jwara. Both the diseases (i.e jwara and raktapitta) may lead to shosha (depletion of dhatus).
english translation
tadyathA- jvarasantApAdraktapittamudIryate । raktapittAjjvarastAbhyAM zoSazcApyupajAyate ॥17॥
hk transliteration by Sanscript