Mahabharata 3.80.107

गवां शतसहस्रेण राजसूयशतेन चअश्वमेधसहस्रेण श्रेयान्सप्तार्चिषश्चरुः

gavāṃ śatasahasreṇa rājasūyaśatena caaśvamedhasahasreṇa śreyānsaptārciṣaścaruḥ

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