Mahabharata 5.133.1

पुत्र उवाच · putra uvāca

कृष्णायसस्येव च ते संहत्य हृदयं कृतम्मम मातस्त्वकरुणे वैरप्रज्ञे ह्यमर्षणे

kṛṣṇāyasasyeva ca te saṃhatya hṛdayaṃ kṛtammama mātastvakaruṇe vairaprajñe hyamarṣaṇe

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