Mahabharata 1.224.4

कथं न्वशक्ता त्राणाय माता तेषां तपस्विनीभविष्यत्यसुखाविष्टा पुत्रत्राणमपश्यती

kathaṃ nvaśaktā trāṇāya mātā teṣāṃ tapasvinībhaviṣyatyasukhāviṣṭā putratrāṇamapaśyatī

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