Phaladeepika
ग्रहेण युक्ते निधने तदुक्तरोगैर्मृतिर्वाऽथ तदीक्षकस्य ग्रहैर्वीमुक्ते निधनेऽथ तस्य राशेः स्वभावोदितदोषजाता ॥ १३॥
When the 8 th house is occupied by a planet or aspected by one, death should be declared to be caused by diseases pertaining to that planet. When there are no planets occupying or aspecting the 8 th house, death is caused through diseases declared as arising from the nature (or characteristics) of the Rasi representing the 8 th house.
english translation
graheNa yukte nidhane taduktarogairmRtirvA'tha tadIkSakasya grahairvImukte nidhane'tha tasya rAzeH svabhAvoditadoSajAtA ॥ 13॥
hk transliteration by Sanscript