Brihat Parashara Hora Shastra
कारकांशाच्च नवमे ज्ञेन्दुयुक्तेक्षिते द्विज । परस्त्री सङ्गमाद् बालो बन्धको भवति ध्रुवम् ॥ ५५॥
Budh and Candr giving a Drishti to, or occupying the 9th from Karakāńś and joining in six identical Vargas will cause imprisonment of the native, due to association with a female not of his own.
english translation
kArakAMzAcca navame jJenduyuktekSite dvija । parastrI saGgamAd bAlo bandhako bhavati dhruvam ॥ 55॥
hk transliteration by Sanscript