Brihat Parashara Hora Shastra
यद्भावाद्यत्फलं चिन्त्यं तदीशात्तत्फलं विदुः। ज्ञेयं तस्य फलं तद्धि तत्र चिन्त्यं शुभाऽशुभम्॥ ४३॥
The Lord of the Bhava is equally important, when estimating the indications of a particular Bhava.
english translation
yadbhAvAdyatphalaM cintyaM tadIzAttatphalaM viduH। jJeyaM tasya phalaM taddhi tatra cintyaM zubhA'zubham॥ 43॥
hk transliteration by Sanscript