Śrīmad-Bhāgavatam · Text 6.8.38
Who is speaking and story frame
इमां विद्यां पुरा कश्चित्कौशिको धारयन् द्विज: ।
योगधारणया स्वाङ्गं जहौ स मरुधन्वनि ॥ ३८ ॥
imāṁ vidyāṁ purā kaścit
kauśiko dhārayan dvijaḥ
yoga-dhāraṇayā svāṅgaṁ
jahau sa maru-dhanvani
O King of heaven, a brāhmaṇa named Kauśika formerly used this armor when he purposely gave up his body in the desert by mystic power.
Read this verse on Vedabase.ioThis verse has no purport; its meaning is explained by the verses around it.