Answer:
I think it means that he will have control.
If you are referring to the book Percy Jackson and the Lightning Thief then The furies need to know that Percy didn't steal Hades' helm of darkness and they needed to witness it for themselves. I haven't read the book for a while though.
are you wanting a pome for us to write or a type
Ok but which subject is this and are you on cbse or what?!!