Mahāviṣṇu-Mantras: Aṣṭākṣarī, Sudarśana-Astra, Nyāsa Systems, Āvaraṇa-Pūjā, and Prayogas
हनयुग्मं च हृदयं बंधनानि ततो वदेत् । आकर्षयद्वयं पश्चान्महाबलपदं ततः ॥ १६२ ॥
hanayugmaṃ ca hṛdayaṃ baṃdhanāni tato vadet | ākarṣayadvayaṃ paścānmahābalapadaṃ tataḥ || 162 ||
Next, one should utter the pair of syllables “hana,” then the hṛdaya (Heart) formula; thereafter the bandhana (Bond) formulas. After that, one should recite “ākarṣaya” twice, and then the word-formula “mahābala” (Great Power).
Sanatkumara (teaching Narada the technical recitation sequence)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: adbhuta
It preserves mantra-śakti by prescribing a precise sequence—heart-centering (hṛdaya), protection (bandhana), focused invocation (ākarṣaya), and stabilization in power (mahābala).
Though technical, it supports bhakti-practice by outlining disciplined mantra-japa/nyāsa methods that keep the mind steady and the worship protected, enabling sustained devotion.
Mantra-prayoga and ritual sequencing (a technical discipline aligned with Vedāṅga-style procedural precision), emphasizing correct utterance and ordered application of protective and empowering formulas.