Mahabharata 12.336.9

आगतिश्च गतिश्चैव पूर्वं ते कथिता मयागहनो ह्येष धर्मो वै दुर्विज्ञेयोऽकृतात्मभिः

āgatiśca gatiścaiva pūrvaṃ te kathitā mayāgahano hyeṣa dharmo vai durvijñeyo'kṛtātmabhiḥ

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