It says: "stay close to the wall, run around one lap"
Which means run a lap around the cave without bumping or hitting the wall.
In the sapphire version, go up to the braille, read it, and then sit there and wait for about two minutes (without moving your character).
look up a braille calculator
Read the braille, then don't touch the game for about 2 minutes. This will open the door to Regice.
The braille in Registeel's tomb on Poké Emerald says: "those who inherit our will, shine in the middle", which means use the HM move flash in the center of the the tomb.
Yes it can be found in sealed chamber, desert ruins, ancient tomb and island cave.
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In Ruby and Sapphire the braille reads: "With new time, hope and love, aim to the sky in the middle." This means use Fly in the center of the tomb. In Emerald the braille reads: "Those who inherit our will, shine in the middle." This means use Flash in the center of the tomb.
You can find braille in various places in Pokémon Ruby, such as the ancient tomb on route 120. You can easily translate the braille by looking up the braille alphabet.
You can get a Rigisteel on Pokemon Emerald in the Ancient Tomb,which is on Route 120.But you need to unlock the Rigi's before you can attempt this.
Fly in middle of the room
In Pokemon Emerald, go to Island Tomb. Go through the mazes till you find the Island cave. Inside a braille signs says stop and wait. Wait a couple of seconds and push a, and soon Regice will appear.
The Braille to unlock the Ancient Tomb on Pokemon Sapphire translates to "With new time, hope and love, aim to the sky in the middle. ". This simply means stand in the middle of the room and use the Fly HM.
It is in the same place as the one in Ruby and Sapphire.
You can't. you have to trade from Pokemon ruby sapphire or emerald. It resides in the ancient tomb on route 120