Srimad Bhagavatam — Shashtha Skandha, Shloka 8
Nārāyaṇa-kavaca — The Armor of Lord Nārāyaṇa
न्यसेद्धृदय ओंङ्कारं विकारमनु मूर्धनि । षकारं तु भ्रुवोर्मध्ये णकारं शिखया न्यसेत् ॥ ८ ॥ वेकारं नेत्रयोर्युञ्ज्यान्नकारं सर्वसन्धिषु । मकारमस्त्रमुद्दिश्य मन्त्रमूर्तिर्भवेद् बुध: ॥ ९ ॥ सविसर्गं फडन्तं तत्सर्वदिक्षु विनिर्दिशेत् । ॐ विष्णवे नम इति ॥ १० ॥
nyased dhṛdaya oṁkāraṁ vi-kāram anu mūrdhani ṣa-kāraṁ tu bhruvor madhye ṇa-kāraṁ śikhayā nyaset
随后应诵六音真言“唵 毗湿那韦 那玛哈”。将“唵”安置于心，“毗”置于顶，“沙”置于眉间，“那”置于发髻（śikhā），“韦”置于两眼之间；再将“那”安置于全身诸关节，并观想“玛”为武器，如此行者即成真言之身。最后在“玛”上加发声（visarga），向东方起遍及诸方诵“玛ḥ 阿斯特拉耶 破吒（phaṭ）”，以真言护甲缚护十方。
FAQs
This verse describes nyāsa—mentally placing sacred syllables on specific body parts—as part of the Narayana-kavacha, a devotional protection practice centered on Lord Vishnu.
Shukadeva explains a protective Vishnu-centered armor originally taught for Indra’s protection, showing that remembrance and devotion to Narayana is the real shield against fear and danger.
Even without complex ritual, one can apply the essence by calmly remembering Vishnu, chanting with focus, and mentally offering one’s mind and body to divine protection before stressful tasks.