King Indra advised Rohita to travel to different pilgrimage sites and holy places, for such activities are pious indeed. Following this instruction, Rohita went to the forest for one year.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
भूमेः पर्यटनं पुण्यं तीर्थक्षेत्रनिषेवणैः । रोहितायादिशच्छक्रः सोऽप्यरण्येऽवसत्समाम्
bhūmeḥ paryaṭanaṃ puṇyaṃ tīrthakṣetraniṣevaṇaiḥ | rohitāyādiśacchakraḥ so'pyaraṇye'vasatsamām
SB 9.7.18