Mahabharata 5.86.21

कृष्णमक्लिष्टकर्माणमासाद्यायं सुदुर्मतिःतव पुत्रः सहामात्यः क्षणेन न भविष्यति

kṛṣṇamakliṣṭakarmāṇamāsādyāyaṃ sudurmatiḥtava putraḥ sahāmātyaḥ kṣaṇena na bhaviṣyati

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