Mahabharata 1.68.1

वैशंपायन उवाच · vaiśaṃpāyana uvāca

प्रतिज्ञाय तु दुःषन्ते प्रतियाते शकुन्तलागर्भं सुषाव वामोरुः कुमारममितौजसम्

pratijñāya tu duḥṣante pratiyāte śakuntalāgarbhaṃ suṣāva vāmoruḥ kumāramamitaujasam

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