Mahabharata 6.100.29

तस्यायसीं महाशक्तिं चिक्षेपाथ पितामहःहेमचित्रां महावेगां नागकन्योपमां शुभाम्

tasyāyasīṃ mahāśaktiṃ cikṣepātha pitāmahaḥhemacitrāṃ mahāvegāṃ nāgakanyopamāṃ śubhām

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