Verse 93

किंचिद् अङ्गं विभिद्यादौ तीक्ष्णसूच्यादिना ततः ।तत्रैव चेतनां युक्त्वा भैरवे निर्मला गतिः

In plain words

First pierce some part of the body with a sharp needle or the like, then join awareness to that very place: there is a stainless way into .