Mahabharata 1.2.168

श्लोका नव तथैवात्र संख्यातास्तत्त्वदर्शिनापाराशर्येण मुनिना संचिन्त्य द्रोणपर्वणि

ślokā nava tathaivātra saṃkhyātāstattvadarśināpārāśaryeṇa muninā saṃcintya droṇaparvaṇi

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