Narada Purana — Purva Bhaga, Shloka 150
The Exposition of Nṛsiṁha Worship-Mantras, Nyāsa, Mudrās, Yantras, Kavaca, and Nṛsiṁha Gāyatrī
व्रजदंष्ट्रेति कर्मान्ते त्वासयाक्रन्दयद्वयम् । तमो ग्रसद्वयं पश्चात्स्वाहान्ते चाभयं ततः ॥ १५० ॥
vrajadaṃṣṭreti karmānte tvāsayākrandayadvayam | tamo grasadvayaṃ paścātsvāhānte cābhayaṃ tataḥ || 150 ||
在仪式结束时，应诵“Vrajadaṃṣṭra”；继而以“Tvāsā”令那一对（供献/诵句）发声呼号；随后以“Tamo-grasa”将这一对“吞噬”，即以仪轨消解黑暗；最后在svāhā句末宣说“Abhaya”，赐予无畏。
Narada (teaching a technical ritual sequence within Vedanga-oriented material)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: bhakti
FAQs
It emphasizes that a Vedic rite is completed not merely by offering, but by correctly sealing the ritual with specific mantric closures that neutralize negativity (“tamo-grasa”) and culminate in protection (“abhaya”).
While primarily technical, it reflects bhakti through disciplined reverence for sacred sound: completing the rite with prescribed mantras is treated as an act of faithful obedience that invokes divine safeguarding (abhaya).
It highlights ritual procedure and mantra-application—especially the svāhā-ending structure and the correct sequential use of specific utterances—aligned with Vedanga concerns such as śikṣā (proper recitation) and kalpa (ritual method).