Brihat Parashara Hora Shastra
तुले शुक्रस्य तिथ्यंशास्त्रिकोणमपरे स्वभम्। शनेः कुम्भे नखांशाश्च त्रिकोणमपरे स्वभम्॥ ५४॥
Śukr divides Tula into two halves keeping the first, as Mooltrikon and the second, as own Bhava. Śani‟s arrangements are same in Kumbh, as Sūrya has in Simh.
english translation
tule zukrasya tithyaMzAstrikoNamapare svabham। zaneH kumbhe nakhAMzAzca trikoNamapare svabham॥ 54॥
hk transliteration by Sanscript