SB 10.18.8
kridisyamanas tat krsno
bhagavan bala-samyutah
venum viranayan gopair
go-dhanaih samvrto ’visat
Translation:
Intending to engage in pastimes, Lord Krsna, the Supreme Personality of Godhead, accompanied by Lord Balarama and surrounded by the cowherd boys and the cows, entered the forest of Vrndavana as He played His flute.