Mahabharata 14.91.11
अश्वमेधे महायज्ञे पृथिवी दक्षिणा स्मृताअर्जुनेन जिता सेयमृत्विग्भ्यः प्रापिता मया
aśvamedhe mahāyajñe pṛthivī dakṣiṇā smṛtāarjunena jitā seyamṛtvigbhyaḥ prāpitā mayā
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book