Astanga Hrudaya
समः समाने स्थानस्थे विषमोऽग्निर्विमार्गगे। पित्ताभिमूर्च्चिते तीक्ष्णो मन्दोऽस्मिन्कफपीडिते॥७३॥
Jatharagni bheda – kinds of gastric fire: It (jatharagni) is sama (normal) when samanavata is in its normal seat , it becomes visama (erratic) when samana vata is in the wrong path (or increases); it is tiksna (very powerful) when (the samanavata is) associated with pitta, and it is manda (weak) when (samanavata is) associated with kapha
english translation
samaH samAne sthAnasthe viSamo'gnirvimArgage। pittAbhimUrccite tIkSNo mando'sminkaphapIDite॥73॥
hk transliteration by Sanscript