Agni Purana — Mantra-shastra, Shloka 11
Tvaritājñānam
Knowledge of Tvaritā, the Swift Goddess) — Agni Purana, Adhyāya 314 (as introduced after 313
कज्जलं निम्बनिर्यासमज्जासृग्विषसंयुतम् काकपक्षस्य लेखन्या श्मशाने वा चतुष्पथे
kajjalaṃ nimbaniryāsamajjāsṛgviṣasaṃyutam kākapakṣasya lekhanyā śmaśāne vā catuṣpathe
以灯烟（煤黑）和楝树（neem）渗液、骨髓、血与毒相和——当以乌鸦羽制之笔书写；或在尸陀林（śmaśāna，火葬场）中，或在四衢交会之处。
Lord Agni (in discourse to Vasiṣṭha, as per the Agni Purana’s typical framing)
Vidya Category: {"primary_vidya":"Tantra","secondary_vidya":"Mantra","practical_application":"Abhicāra writing-rite: preparing a potent ink (soot + neem exudate + marrow/blood/poison) and inscribing in liminal spaces (śmaśāna/catuṣpatha) for coercive/protective operations.","sutra_style":true}
Encyclopedic Reference: {"reference_type":"Procedure","entry_title":"Abhicāra Lekhana: Lampblack-Neem Ink with Crow-Feather Pen in Liminal Sites","lookup_keywords":["kajjala","nimba niryāsa","kāka-pakṣa lekhani","śmaśāna","catuṣpatha"],"quick_summary":"A ritual recipe and method for writing a mantra/yantra using a deliberately ‘tīkṣṇa’ (sharp) mixture and performing the inscription at liminal locations to intensify coercive efficacy."}
Concept: Material correspondences (tīkṣṇa-dravya) + liminal geography amplify mantra/yantra efficacy; ritual purity rules are intentionally inverted in abhichāra.
Application: Taxonomy of tantric operations and their material supports; also implies the need for śānti/prāyaścitta countermeasures in orthodox framing.
Khanda Section: Tantra / Abhichara-Kriya (Protective and coercive ritual procedures)
Primary Rasa: Bhayānaka
Secondary Rasa: Raudra
Type: Tirtha
Visual Art Cues: {"scene_description":"A sādhaka at a cremation ground or crossroads, grinding lampblack with neem resin and dark substances, then writing a mantra/yantra with a crow-feather pen on a leaf/bhūrja; funeral pyres or four roads frame the scene.","kerala_mural_prompt":"Kerala mural, cremation-ground with stylized pyres, sādhaka mixing black paste in a small bowl, crow-feather pen prominent, intense reds/oranges against dark ground, ritual focus.","tanjore_prompt":"Tanjore style, symbolic depiction: ink bowl and crow-feather pen with gold accents, crossroads motif as ornate border, subdued but dramatic background, devotional framing despite fierce subject.","mysore_prompt":"Mysore style, step-by-step instructional: ingredients laid out (kajjala, neem resin), pen-making from feather, writing surface, location icons (śmaśāna/crossroads), clean labeling aesthetic.","mughal_miniature_prompt":"Mughal miniature, detailed night scene at crossroads with small oil lamp, sādhaka writing carefully, distant cremation fires, fine textures for feather and ink, muted palette."}
Audio Atmosphere: {"recitation_mood":"fierce","suggested_raga":"Todi","pace":"slow","voice_tone":"instructional"}
Sandhi Resolution Notes: निम्बनिर्यासमज्जासृग्विषसंयुतम् is a compound-like string: nimba-niryāsa + majjā + asṛk + viṣa + saṃyutam (mixed with marrow, blood, poison).
Related Themes: Agni Purana 313 (abhichāra materials and writing rites)
FAQs
It specifies a tantric procedure for mantra/yantra writing: a particular ink compound (soot + neem exudate + marrow + blood + poison), a specific writing instrument (crow-feather pen), and prescribed liminal locations (cremation-ground or crossroads).
Beyond theology, it documents operational details of ritual technology—materials, tools, and sites—showing the text’s wide scope across mantra-practice, folk-tantric procedures, and applied ritual manuals.
Cremation-grounds and crossroads are liminal spaces associated with powerful, transgressive rites; the verse implies heightened efficacy (and correspondingly heavier karmic and ethical weight) for such actions, typically requiring caution and purity-of-intent in traditional interpretation.