In petalburg city.
The fifth gym is in petalburg city
In sapphire, the 5th gym leader is your dad, in that city after Oakdale.
Magnemite,Voltorb,and Magneton.
go to youre dads gym
In Mossdeep city I think.....
There is no Pokemon darkrai version!
You can find Brawly at the Dewford Gym on Dewford Island.
If you mean Pokemon Sapphire, then it is in the house on the west part of the city with the fifth gym. You have to have defeated the gym leader first.
you can get the fith badge by going to petalburg the poke gym there.
Norman is the 5th gym leader in the game. He uses Normal-type Pokemon.
you have to find steven get a Devon scope and use it on the invisible keckleon in front of the gym
In Pokekon Sapphire, you get the 5th badge after defeating your opponent in a Gym Battle at Petalburgh.