Astanga Hrudaya
अतोऽभियुक्तः सततं सर्वमालोच्य सर्वथा। तथा युञ्जीत भैषज्यमारोग्याय यथा ध्रुवम्॥७३॥
Hence the physician should constantly study the science, determine the exact condition of all factors, all the time and then administer appropriate medicines and treatments.
english translation
ato'bhiyuktaH satataM sarvamAlocya sarvathA। tathA yuJjIta bhaiSajyamArogyAya yathA dhruvam॥73॥
hk transliteration by Sanscript