Brihat Parashara Hora Shastra
तथाऽरार्केज्यशुक्राणां व्यस्तं ज्ञस्य सदा धनम् । तद्भागाश्च त्रिभिर्भक्ता ज्ञेयमायनजं बलम् ॥ १७॥
Similarly it is reverse for Sūrya, Mangal, Śukr and Guru. For Budh 3 Rāśis are always additive. The resultant sum in Rāśi, degrees and minutes be divided by 3 to get the Ayan Bal in Rupas.
english translation
tathA'rArkejyazukrANAM vyastaM jJasya sadA dhanam । tadbhAgAzca tribhirbhaktA jJeyamAyanajaM balam ॥ 17॥
hk transliteration by Sanscript