Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 21

Sanskrit:

तत्तद्वत्सान्पृथङ्‌नीत्वा तत्तद्गोष्ठे निवेश्य स: ।तत्तदात्माभवद् राजंस्तत्तत्सद्म प्रविष्टवान् ॥ २१ ॥

ITRANS:

tat-tad-vatsān pṛthaṅ nītvātat-tad-goṣṭhe niveśya saḥtat-tad-ātmābhavad rājaṁstat-tat-sadma praviṣṭavān

Translation:

O Mahārāja Parīkṣit, Kṛṣṇa, who had divided Himself as different calves and also as different cowherd boys, entered different cow sheds as the calves and then different homes as different boys.

Purport:

Kṛṣṇa had many, many friends, of whom Śrīdāmā, Sudāmā and Subala were prominent. Thus Kṛṣṇa Himself became Śrīdāmā, Sudāmā and Subala and entered their respective houses with their respective calves.