Astanga Hrudaya
भुक्तमामाशये रुध्वा सा विपाच्य नयत्यधः। बलवत्यबला त्वन्नमाममेव विमुञ्चति॥५२॥
it with-holds the ingested food in the amasaya (stomach), cooks it well and then brings it down [into the pakvasaya (intestines)] the weak (duodenum) one will eliminate (push down the food) in an undigested
english translation
bhuktamAmAzaye rudhvA sA vipAcya nayatyadhaH। balavatyabalA tvannamAmameva vimuJcati॥52॥
hk transliteration by Sanscript