Jatakaparijata 12.86

12.86

atha grahāṇāṃ phaladānakālaḥ |
śīrṣodayagataḥ kheṭaḥ pākādau phalado bhavet |
pṛṣṭhodayasthaḥ pākānte sadā cobhayarāśigaḥ ||

Now the time when planets give their results: / A planet situated in a sign rising head-first bears fruit at the beginning of its period; / one situated in a sign rising hind-first, at the end of its period; and one in a sign rising both ways, always.