नैनं छिन्दन्ति शस्त्राणि नैनं दहति पावकः। न चैनं क्लेदयन्त्यापो न शोषयति मारुतः॥
nainaṃ chindanti śastrāṇi nainaṃ dahati pāvakaḥ na cainaṃ kledayantyāpo na śoṣayati mārutaḥ
Meaning
Weapons cannot cleave it, fire cannot burn it, water cannot drench it, and wind cannot dry it.
English translation by Shri Purohit Swami (1935), public domain. Sanskrit text in the public domain. About Duvidha