Charak Samhita
क्षयः स्थानं च वृद्धिश्च दोषाणां त्रिविधा गतिः। ऊर्ध्वं चाधश्च तिर्यक्च विज्ञेया त्रिविधाऽपरा ॥११२॥
॥ States (gati) of dosha॥ Decrease, normalcy and increase are the three states of dosha. Other three courses of dosha are upward, downward and oblique/transverse movement.
english translation
kSayaH sthAnaM ca vRddhizca doSANAM trividhA gatiH। UrdhvaM cAdhazca tiryakca vijJeyA trividhA'parA ॥112॥
hk transliteration by Sanscript