Mahabharata 3.259.27
मार्कण्डेय उवाच · mārkaṇḍeya uvāca
एवमुक्तो दशग्रीवस्तुष्टः समभवत्तदाअवमेने हि दुर्बुद्धिर्मनुष्यान्पुरुषादकः
evamukto daśagrīvastuṣṭaḥ samabhavattadāavamene hi durbuddhirmanuṣyānpuruṣādakaḥ
Our plain-language meaning of this verse is waiting for scholar review.