Brihat Parashara Hora Shastra
सुतेशे धर्मनाथेन युते लग्नेश्वरेण वा । लग्ने सुखेऽथवा माने स्थिते जातो नृपो भवेत् ॥ ३८॥
If Putr‟s Lord is in Lagn, Bandhu, or Karm Bhava, yuti with Dharm‟s Lord, or Lagn Lord, the native will become a king.
english translation
suteze dharmanAthena yute lagnezvareNa vA । lagne sukhe'thavA mAne sthite jAto nRpo bhavet ॥ 38॥
hk transliteration by Sanscript