One verse

Srimad Bhagavatam 10.13.28

10.13.28

एकदा चारयन् वत्सान्सरामो वनमाविशत् । पञ्चषासु त्रियामासु हायनापूरणीष्वज: ॥ २८ ॥

ekadā cārayan vatsān sa-rāmo vanam āviśat pañca-ṣāsu tri-yāmāsu hāyanāpūraṇīṣv ajaḥ

ekadā
one day
cārayan vatsān
while taking care of all the calves
sa-rāmaḥ
along with Balarāma
vanam
within the forest
āviśat
entered
pañca-ṣāsu
five or six
tri-yāmāsu
nights
hāyana
a whole year
apūraṇīṣu
not being fulfilled (five or six days before the completion of one year)
ajaḥ
Lord Śrī Kṛṣṇa

One day, five or six nights before the completion of the year, Kṛṣṇa, tending the calves, entered the forest along with Balarāma.