Mahabharata 12.29.123

षष्टिः पुत्रसहस्राणि यं यान्तं पृष्ठतोऽन्वयुःनक्षत्रराजं वर्षान्ते व्यभ्रे ज्योतिर्गणा इव

ṣaṣṭiḥ putrasahasrāṇi yaṃ yāntaṃ pṛṣṭhato'nvayuḥnakṣatrarājaṃ varṣānte vyabhre jyotirgaṇā iva

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