Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 15
Sanskrit:
नृत्यतो गायत: क्वापि वल्गतो युध्यतो मिथ: ।गृहीतहस्तौ गोपालान् हसन्तौ प्रशशंसतु: ॥ १५ ॥
ITRANS:
nṛtyato gāyataḥ kvāpivalgato yudhyato mithaḥgṛhīta-hastau gopālānhasantau praśaśaṁsatuḥ
Translation:
Sometimes, as the cowherd boys danced, sang, moved about and playfully fought with each other, Kṛṣṇa and Balarāma, standing nearby hand in hand, would glorify Their friends’ activities and laugh.