Bhagavatapurana 10.66.3

10.66.3

dūtaṃ ca prāhiṇon mandaḥ kṛṣṇāyāvyakta-vartmane /
dvārakāyāṃ yathā bālo nṛpo bāla-kṛto 'budhaḥ //

3. And the dull fellow sent a messenger also to Krishna at Dwaraka, whose ways are too subtle to be known, just as a foolish boy set up as a king in play by other boys may do.