Mahabharata 8.18.59

प्रद्रुतं तु रथं दृष्ट्वा धृष्टद्युम्नस्य मारिषकिरञ्शरशतान्येव गौतमोऽनुययौ तदा

pradrutaṃ tu rathaṃ dṛṣṭvā dhṛṣṭadyumnasya māriṣakirañśaraśatānyeva gautamo'nuyayau tadā

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