Agni Purana — Dharma-shastra, Shloka 40
Ayuta–Lakṣa–Koṭi Fire-offerings (अयुतलक्षकोटिहोमाः) — Graha-yajña Vidhi
कोटिहोमी सर्वकामी विष्णुलोकं स गच्छति होमस्तु ग्रहमन्त्रैर् वा गायत्र्या वैष्णवैर् अपि
koṭihomī sarvakāmī viṣṇulokaṃ sa gacchati homastu grahamantrair vā gāyatryā vaiṣṇavair api
コーティ・ホーマ（百万／一コーティの火供）を行い、あらゆる願いを成就する者は、ヴィシュヌの世界へ赴く。そのホーマは、惑星神（グラハ）のマントラによっても、ガーヤトリーによっても、またヴァイシュナヴァのマントラによっても行ってよい。
Lord Agni (in instruction to sage Vasiṣṭha, the standard Agni Purāṇa dialogue frame)
Vidya Category: {"primary_vidya":"Mantra","secondary_vidya":"Jyotisha","practical_application":"Selecting mantra-streams for koṭi-homa: use graha-mantras, Gāyatrī, or Vaiṣṇava mantras depending on intent and tradition; frames koṭi-homa as a means toward desired aims and Viṣṇuloka.","sutra_style":true}
Encyclopedic Reference: {"reference_type":"Procedure","entry_title":"Koṭi-homa mantra options: Graha, Gāyatrī, Vaiṣṇava","lookup_keywords":["koṭi-homa","graha-mantra","gāyatrī","vaiṣṇava-mantra","viṣṇuloka"],"quick_summary":"A million-oblation homa may be performed with planetary mantras, the Gāyatrī, or Vaiṣṇava mantras; completion is said to fulfill desires and lead to Viṣṇu’s realm."}
Concept: Mantra-bheda (choice of mantra) as upāya; harmonizing Jyotiṣa (grahas) and Vaiṣṇava devotion within a single homa framework.
Application: Choose a mantra set consistent with lineage and aim: graha-mantras for graha-śānti, Gāyatrī for general purification/illumination, Vaiṣṇava mantras for Viṣṇu-bhakti and soteriological orientation.
Khanda Section: Puja-vidhi (Homa and Mantra-Ritual Procedures)
Primary Rasa: bhakti
Secondary Rasa: adbhuta
Type: Cosmic realm
Visual Art Cues: {"scene_description":"A homa altar with three symbolic mantra paths shown: graha icons (Sun, Moon, etc.), the Gāyatrī as radiant syllabic wheel, and a Vaiṣṇava emblem (śaṅkha-cakra) above the fire; the performer offers oblations toward a vision of Viṣṇuloka.","kerala_mural_prompt":"Kerala mural, central homa fire, surrounding graha deities in circular arrangement, luminous Gāyatrī mandala, Viṣṇu with śaṅkha-cakra appearing in upper register, bold traditional outlines","tanjore_prompt":"Tanjore painting with gold: Viṣṇu in upper panel with gold halo, homa scene below, graha symbols around, Gāyatrī wheel rendered with ornate gold detailing","mysore_prompt":"Mysore style, clear instructional tableau: three labeled mantra options depicted as panels around the kuṇḍa, performer in calm posture, subtle shading and fine ornament","mughal_miniature_prompt":"Mughal miniature, refined ritual scene with astronomic motifs for grahas, calligraphic Gāyatrī circle, Viṣṇu vision in clouds, meticulous detail in vessels and textiles"}
Audio Atmosphere: {"recitation_mood":"devotional","suggested_raga":"Kalyani","pace":"medium","voice_tone":"devotional"}
Sandhi Resolution Notes: होमस्तु = होमः + तु; ग्रहमन्त्रैर् = ग्रह + मन्त्रैः (समास/सन्निकर्ष); गायत्र्या = गायत्री + आ (instrumental sg.); वैष्णवैर् = वैष्णवैः (visarga sandhi in recitation).
Related Themes: Agni Purana 167.38 (koṭi-homa phala framing); Agni Purana mantra-kalpa sections (graha-mantra usage)
FAQs
It specifies authorized mantra-sources for a large-scale homa (koṭi-homa): graha-mantras (planetary), the Gāyatrī, or Vaiṣṇava mantras—indicating interchangeable mantra-prayoga within a defined ritual framework.
It links ritual technology (homa counts and mantra-options) with both Vaiṣṇava theology (Viṣṇuloka) and Jyotiṣa practice (graha-mantras), showing how the Agni Purāṇa integrates multiple knowledge-domains into practical instructions.
It states the karmic fruit of a koṭi-homa—attainment of Viṣṇu’s realm—and implies that properly chosen mantras (graha/Gāyatrī/Vaiṣṇava) make the rite efficacious for merit, purification, and desired attainments.