Mahabharata 3.80.117

गमनादेव राजेन्द्र दीर्घसत्रमरिंदमराजसूयाश्वमेधाभ्यां फलं प्राप्नोति मानवः

gamanādeva rājendra dīrghasatramariṃdamarājasūyāśvamedhābhyāṃ phalaṃ prāpnoti mānavaḥ

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