Brihat Parashara Hora Shastra
अथातः सम्प्रवक्ष्यामि शृणुष्व मुनिपुंगव। जन्मलग्नं च संशोध्य निषेकं परिशोधयेत्॥ २५॥
Nishek Lagn. O excellent of Brahmins, now is a step explained to arrive at the Nishek Lagn, when the natal Lagn is known.
english translation
athAtaH sampravakSyAmi zRNuSva munipuMgava। janmalagnaM ca saMzodhya niSekaM parizodhayet॥ 25॥
hk transliteration by Sanscript