Brihat Parashara Hora Shastra
पुत्रभावे बुधक्षेत्रे मन्दक्षेत्रेऽथवा पुनः । मन्दे मान्दियुतौ दृष्टे तदा दत्तादयः सुताः ॥ ९॥
Should Putr Bhava be owned by Śani, or Budh and be occupied, or drishtied by Śani and Mandi, one will have adopted issues.
english translation
putrabhAve budhakSetre mandakSetre'thavA punaH । mande mAndiyutau dRSTe tadA dattAdayaH sutAH ॥ 9॥
hk transliteration by Sanscript