Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 21
Sanskrit:
आचेरुर्विविधा: क्रीडा वाह्यवाहकलक्षणा: ।यत्रारोहन्ति जेतारो वहन्ति च पराजिता: ॥ २१ ॥
ITRANS:
ācerur vividhāḥ krīḍāvāhya-vāhaka-lakṣaṇāḥyatrārohanti jetārovahanti ca parājitāḥ
Translation:
The boys played various games involving carriers and passengers. In these games the winners would climb up on the backs of the losers, who would have to carry them.
Purport:
Śrīla Sanātana Gosvāmī quotes the following relevant verse from the Viṣṇu Purāṇa (5.9.12): “They then played the childhood game known as hariṇākrīḍanam, in which each boy paired off with an opponent and all the boys simultaneously attacked their respective rivals.”