Mahabharata 3.278.30

राजोवाचअविचार्यमेतदुक्तं हि तथ्यं भगवता वचःकरिष्याम्येतदेवं च गुरुर्हि भगवान्मम

rājovācaavicāryametaduktaṃ hi tathyaṃ bhagavatā vacaḥkariṣyāmyetadevaṃ ca gururhi bhagavānmama

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