Phaladeepika
एकाधिपत्य शोधन त्रिकोणशोधनां कृत्वा प्रश्चदैकाहिपत्यकम् । क्षेत्रेद्वये फलानि स्युस्तदा संशोधयेत्सुधीः ॥ १८॥
After performing the Trikona reduction, the Ekadhipatya reduction should be proceeded with. When both the houses owned by a planet contain benefic dots, then only this reduction should be made by a wise man.
english translation
ekAdhipatya zodhana trikoNazodhanAM kRtvA prazcadaikAhipatyakam । kSetredvaye phalAni syustadA saMzodhayetsudhIH ॥ 18॥
hk transliteration by Sanscript