Up to this time, even Balarāma was captivated by the bewilderment that covered Brahmā. Even Balarāma did not know that all the calves and cowherd boys were expansions of Kṛṣṇa or that He Himself was also an expansion of Kṛṣṇa. This was disclosed to Balarāma just five or six days before the completion of the year.
One day, five or six nights before the completion of the year, Krsna, tending the calves (Krsna's calf expansions), entered the forest along with Balarama - SB 10.13.28
Expressions researched:
"One day, five or six nights before the completion of the year, Kṛṣṇa, tending the calves, entered the forest along with Balarāma"
Srimad-Bhagavatam
SB Canto 10.1 to 10.13
One day, five or six nights before the completion of the year, Kṛṣṇa, tending the calves, entered the forest along with Balarāma.
One day, five or six nights before the completion of the year, Kṛṣṇa, tending the calves, entered the forest along with Balarāma.