To clarify the other reply and OP's comment, I think he wants to say "turn off the lights" to the Echo he has in the bedroom, and have it know to turn off _just

To clarify the other reply and OP's comment, I think he wants to say "turn off the lights" to the Echo he has in the bedroom, and have it know to turn off _just_ the bedroom lights. Ditto for the one in the living room, etc.