Brihat Parashara Hora Shastra
सुतेशे रिपुभावस्थे पुत्रः शत्रुसमो भवेत् । मृतापत्योऽथवा जातो दत्तक्रीतसुतोऽथवा ॥ ५४॥
If Putr‟s Lord is in Ari Bhava, the native will obtain such sons, who will be equal to his enemies, or will lose them, or will acquire an adopted, or purchased son.
english translation
suteze ripubhAvasthe putraH zatrusamo bhavet । mRtApatyo'thavA jAto dattakrItasuto'thavA ॥ 54॥
hk transliteration by Sanscript