Srimad-Bhagavatam: Canto 6 - Chapter 1 - Verse 37
Sanskrit:
न कुतश्चिद्भयं तस्य विद्यां धारयतो भवेत् ।राजदस्युग्रहादिभ्यो व्याध्यादिभ्यश्च कर्हिचित् ॥ ३७ ॥
ITRANS:
na kutaścid bhayaṁ tasyavidyāṁ dhārayato bhavetrāja-dasyu-grahādibhyovyādhy-ādibhyaś ca karhicit
Translation:
This prayer, Nārāyaṇa-kavaca, constitutes subtle knowledge transcendentally connected with Nārāyaṇa. One who employs this prayer is never disturbed or put in danger by the government, by plunderers, by evil demons or by any type of disease.