Mahabharata 4.30.12
शतसूर्यं शतावर्तं शतबिन्दु शताक्षिमत्अभेद्यकल्पं मत्स्यानां राजा कवचमाहरत्
śatasūryaṃ śatāvartaṃ śatabindu śatākṣimatabhedyakalpaṃ matsyānāṃ rājā kavacamāharat
Our plain-language meaning of this verse is waiting for scholar review.