Śrīmad-Bhāgavatam · Text 10.14.61
Who is speaking and story frame
एवं विहारै: कौमारै: कौमारं जहतुर्व्रजे ।
निलायनै: सेतुबन्धैर्मर्कटोत्प्लवनादिभि: ॥ ६१ ॥
evaṁ vihāraiḥ kaumāraiḥ
kaumāraṁ jahatur vraje
nilāyanaiḥ setu-bandhair
markaṭotplavanādibhiḥ
In this way the boys spent their childhood in the land of Vṛndāvana playing hide-and-go-seek, building play bridges, jumping about like monkeys and engaging in many other such games.
Read the purport on Vedabase.ioFrom Canto 10, chapter 14 onward, the translation and purports were completed by Śrīla Prabhupāda's disciples after his departure, and published by the Bhaktivedanta Book Trust.