Brihat Parashara Hora Shastra
एकराशिस्थितैर्गोलो युगाख्यो द्विभसंस्थितैः । शूलस्तु त्रिभगैः प्रोक्तः केदारस्तु चतुर्भगैः ॥ १६॥
Sankhya Yogas. If all Grahas are in one Rāśi, Gola Yog is formed, if in 2, Yuga Yog is formed, if in 3, Sool Yog occurs, if in 4.
english translation
ekarAzisthitairgolo yugAkhyo dvibhasaMsthitaiH । zUlastu tribhagaiH proktaH kedArastu caturbhagaiH ॥ 16॥
hk transliteration by Sanscript