Jyotiṣa-saṅgraha: Varga-vibhāga, Bala-nirṇaya, Garbha-phala, Āyuḥ-gaṇanā
रंध्रायव्यचगः सूर्यादोष्टधीखे सगोर्गुरो । ज्ञाब्धित्र्यायारिगोरात्रिषट्ध्यध्यांत्यगोषु च ॥ १६२ ॥
raṃdhrāyavyacagaḥ sūryādoṣṭadhīkhe sagorguro | jñābdhitryāyārigorātriṣaṭdhyadhyāṃtyagoṣu ca || 162 ||
本偈は、マントラ・ニヤーサ(音の配置)や技法的誦唱に用いられる、音節を符号化した連鎖を示す。すなわち「randhra」に始まり、「āya-vya-ca-ga」等の群、さらに「sūrya」「doṣṭa-dhī-khe」「sa-goḥ-guro」などに結びつく系列を挙げ、物語的意味ではなく儀礼上の厳密な適用のために説く。
Narada (within an instructional/technical passage transmitted in Moksha-Dharma context)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: adbhuta
It functions as a technical mnemonic: spiritual efficacy is implied through precision in sacred sound—showing that correct phonetic sequencing and placement can support sādhanā aimed at purification and mokṣa.
Indirectly: it does not narrate bhakti explicitly, but it supports devotional practice by preserving exact mantra/recitation mechanics used in Vishnu-oriented ritual and contemplative disciplines.
Primarily Śikṣā (Vedic phonetics) and related technical recitation/nyāsa conventions—using syllabic clusters and code-words (e.g., sūrya, rātri, ṣaṭ) to encode precise oral instructions.