Brihat Parashara Hora Shastra
केन्द्रे देवगुरौ लग्नाच्चन्द्राद्वा शुभदृग्युते । नीचास्तारिगृहैर्हीने योगोऽयं गजकेसरी ॥ ३॥
Gaj Kesari Yog. Should Guru be in a Kendr from Lagn, or from Candr and be yuti with, or receiving a Drishti from benefic, avoiding at the same time debilitation, combustion and inimical Rāśi, Gaj Kesari Yog is caused.
english translation
kendre devagurau lagnAccandrAdvA zubhadRgyute । nIcAstArigRhairhIne yogo'yaM gajakesarI ॥ 3॥
hk transliteration by Sanscript