Jataka Tattva · by Mahadeva
Chapter 17 · Planet Periods
दशातत्वम्
मुख्यदशेशोच्चमित्रस्वभस्थः सन् दशेशाधिष्ठितराशित उपचयत्रिकोणास्तगश्चेच्चन्द्रः शुभफलदोऽन्यथा नेष्टः ।
Say the Moon is in the uchcha (high point) sign of the main dasha (planet period) lord. Or in a friend's sign of that lord, or in its own sign. And say the Moon is in an upachaya (growth house), a trikona (luck house) or the 7th. Count these from the sign the dasha lord holds. Then the Moon gives good results. Otherwise it gives bad.
चन्द्राधिष्ठितो राशिर्जन्मनि यद्भावगस्तद्भावोत्थं शुभमशुभं वा ज्ञेयम् ।
In the birth chart, take the sign the Moon holds [at the start of the dasha (planet period)]. Find which house of the birth chart that sign falls…
रिपुयुक्पापस्य पापदशान्तरे विपत् ।
Say a bad planet is joined with an enemy planet. In that bad planet's dasha (planet period) or sub-period, disaster comes.
विपत्कर्तृदशारंभे सर्वाधिकबलः कोऽपि सद्वर्गगः शुभमितदृष्टश्चेन्न विपत् ।
Say a dasha (planet period) would bring disaster. At its start, say some planet has the most strength of all. Say it is in a good varga (division of…