Mahabharata 7.87.52
तस्माद्वै वाजिनो मुख्या विश्रान्ताः शुभलक्षणाःउपावृत्ताश्च पीताश्च पुनर्युज्यन्तु मे रथे
tasmādvai vājino mukhyā viśrāntāḥ śubhalakṣaṇāḥupāvṛttāśca pītāśca punaryujyantu me rathe
Our plain-language meaning of this verse is waiting for scholar review.