Devibhagavatapurana 4.25.12

4.25.12

ajñavadvicacārāsau paśyamāno vane vane |
jānakīṃ na vivedātha rāvaṇena hṛtāṃ balāt ||

When Râvana stole away Jânakî and carried her by force Râma did not know this before or after that event had happened. He wandered from forest to forest in search of Her, like a quite ignorant man.