Mahabharata 16.8.37

दश षट्च सहस्राणि वासुदेवावरोधनम्पुरस्कृत्य ययुर्वज्रं पौत्रं कृष्णस्य धीमतः

daśa ṣaṭca sahasrāṇi vāsudevāvarodhanampuraskṛtya yayurvajraṃ pautraṃ kṛṣṇasya dhīmataḥ

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