Lord Śrī Kṛṣṇa caused three well-performed aśvamedha-yajñas [horse sacrifices] to be conducted by Mahārāja Yudhiṣṭhira and thus caused his virtuous fame to be glorified in all directions, like that of Indra, who had performed one hundred such sacrifices.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
याजयित्वाश्वमेधैस्तं त्रिभिरुत्तमकल्पकैः । तद्यशः पावनं दिक्षु शतमन्योरिवातनोत्
yājayitvāśvamedhaistaṃ tribhiruttamakalpakaiḥ | tadyaśaḥ pāvanaṃ dikṣu śatamanyorivātanot
SB 1.8.6