Surya Siddhanta
नताम्शबाहुकोटिज्ये +अस्फुटे दृक्क्षेपदृग्गती । एकज्यार्धगतश् छेदो लब्धम् दृग्गतिजीवया॥
(Or) the sine and cosine of the zenith-distance (of the culminating point of the Ecliptic,) are the rough drịkshepa and drịggati (respectively.) Dividing the square of the sine of one sign (or 30°) by the drịggati (above found,) the quantity obtained is called the chheda or the divisor.
english translation
natAmzabAhukoTijye +asphuTe dRkkSepadRggatI । ekajyArdhagataz chedo labdham dRggatijIvayA॥
hk transliteration by Sanscript