Phaladeepika
अशत्रुनिचारिनवांशकैः सुते सुतेशयुक्तैरपि तैस्तथाविधैः । सुतर्क्षगैर्वा गुरुभादिनांशकात्सुते फलैः पुत्रमितिर्विचिन्त्यते ॥ १३॥
The number of issues should be determined by a consideration of (1) the planets in the 5 th house or those that are posited along with the lord of the 5 th house, as to how many of them are in friendly. depression or inimical Navamsas, A similar-examination should also be made in respect of the 5 th house or its lord reckoned from the sign occupied by Jupiter the sign representing the Navam sa occupied by the Sun.
english translation
azatrunicArinavAMzakaiH sute sutezayuktairapi taistathAvidhaiH । sutarkSagairvA gurubhAdinAMzakAtsute phalaiH putramitirvicintyate ॥ 13॥
hk transliteration by Sanscript