Mahabharata 12.310.24

मार्कण्डेयो हि भगवानेतदाख्यातवान्ममस देवचरितानीह कथयामास मे सदा

mārkaṇḍeyo hi bhagavānetadākhyātavānmamasa devacaritānīha kathayāmāsa me sadā

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