hassle (someone) about (something)
To bother or nag someone about something. Ugh, quit hassling me about that, will you? The more you hassle me about cleaning my room, the less I want to do it.
hassle (someone) with (something)
To bother or nag someone with something in particular. Don't hassle the boss with such nonsense.
hassle someone about something
and hassle someone with somethingto harass someone about something. Come on! Don't hassle me about the deadline! Stop hassling me with all the little details.