Charak Samhita
अथ चार्तस्य भगवंस्तिसृणां कां चिकित्सति। अतीतां वेदनां वैद्यो वर्तमानां भविष्यतीम् ॥११॥
17. Out of the three types of miseries of a patient, which one is treatable by the physician – the past one, the present one or the future one? 1. The future one is in fact not in existence; 2. the past one has already ceased to exist;
english translation
atha cArtasya bhagavaMstisRNAM kAM cikitsati। atItAM vedanAM vaidyo vartamAnAM bhaviSyatIm ॥11॥
hk transliteration by Sanscript