Hayanaratna · by Balabhadra
Chapter 7 · Finding the Dashas
दशानयनाधिकाराध्यायः
सवीर्यजन्मराशीशे मुद्दा गौरीमतेन तु ॥बलसाम्ये तु सर्वेषां तसीराख्या प्रकीर्तिता ॥ ४ ॥
When the lord of the birth sign is strong, use the mudda (Gauri's yearly period system), by Gauri's view. When all have equal strength, the one named tasira dasha (period by the planets' looks on the lagna) is declared.
Simple meaning: Birth sign lord strong: use Gauri's mudda periods. All planets equal in strength: use tasira periods.
सवीर्येचंद्रराशीशे बलरामाह्वया मता ॥
Moon sign lord strong: use Balarama's periods. No planet sees the lagna: use house periods.
तत्र वर्षे सर्वापेक्षया हीनांशग्रहस्य सबलत्वे तदाहीनांशदशा विधेया ॥१॥ सर्वग्रहैर्दृष्टे लग्ने तसीरदशा ॥ २ ॥ लग्नस्य सबलत्वे भावतसीरदशा ॥३॥
Choosing a period system (1-3): least-degree planet strong, lagna seen by all, or lagna strong.
वर्षप्रवेशसमये कालहोरेशस्य सबलत्वे कालहोरादशा ॥ ४ ॥ वर्षप्रवेशलग्नहद्देश्वरस्य सबलत्वे हद्दा दशा ॥ ५ ॥ चंद्रस्य सबलत्वे निसर्गदशा ॥ ६ ॥
Choosing a period system (4-6): hour lord strong, hadda lord strong, or Moon strong.