Mahabharata 3.91.26

कठिनानि समादाय चीराजिनजटाधराःअभेद्यैः कवचैर्युक्तास्तीर्थान्यन्वचरंस्तदा

kaṭhināni samādāya cīrājinajaṭādharāḥabhedyaiḥ kavacairyuktāstīrthānyanvacaraṃstadā

Our plain-language meaning of this verse is waiting for scholar review.