2 occurrences across the corpus

OT Pseudepigrapha

The Letter of Aristeas 6:2

For I suppose that most people feel a curiosity with regard to some of the enactments in the law, especially those about meats and drinks and animals recognised as unclean.

The Letter of Aristeas 11:32

And it was revealed to him in a dream, that from idle curiosity he was wishing to communicate sacred truths to common men, and that if he desisted he would recover his health.