Mahabharata 3.83.3

करतोयां समासाद्य त्रिरात्रोपोषितो नरःअश्वमेधमवाप्नोति कृते पैतामहे विधौ

karatoyāṃ samāsādya trirātropoṣito naraḥaśvamedhamavāpnoti kṛte paitāmahe vidhau

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