Jyotiṣa-śāstra Saṅgraha: Threefold Division, Gaṇita Methods, Muhūrta, and Planetary Reckoning
सप्तिभिः क्षपितः शेषः मूर्याद्योवासरेश्वरः । मासाब्ददिनसंख्यासंद्वित्रिघ्नं रूपसंयुतम् ॥ ८० ॥
saptibhiḥ kṣapitaḥ śeṣaḥ mūryādyovāsareśvaraḥ | māsābdadinasaṃkhyāsaṃdvitrighnaṃ rūpasaṃyutam || 80 ||
Teilt man den Rest durch sieben, erhält man den „Herrn des Wochentages“, beginnend mit Sūrya (Sonntag). Danach nimmt man die Zahlen von Monaten, Jahren und Tagen und wendet je nach Bedarf Verdopplung oder Verdreifachung an, um den gesuchten Rechenwert zu gewinnen.
Sanatkumara (in instruction to Narada on technical computation within dharma/vidya context)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: none
It shows that dharma and vrata are to be practiced with clarity and correctness, using Jyotiṣa-style calculation to align actions with sacred time (kāla), which supports disciplined spiritual life.
While not directly praising bhakti, it supports devotion by giving a method to determine proper days (vāsara) and timings for worship, vows, and observances—helping devotees perform practices in an orderly, tradition-aligned way.
Vedāṅga Jyotiṣa: determining the weekday ruler by dividing a remainder by seven, and using month/year/day counts with prescribed multipliers (two or three) to complete calendrical calculations.