LFD Level: 80 (Heroic Level: 80)
You can find the Halls of Reflection dungeon within Icecrown.
The coordinates are (52.2,89.1)
Make your way to Icecrown Citadel at the bottom of map and fly up to the right side of building, the second level you should see a small entrance on the left side.
The portal for this dungeon is the middle one Halls of Reflection Portcullis.
When start you will fight waves of mobs and the first 2 bosses in Sword’s Rest. Then the end room with final boss you will be running and fighting, follow Sylvanas instructions.
/i Strikes a player for physical damage. Avoid standing in Well of Corruption, the purple circles. Corrupted Flesh reduces max health for 8 sec. Deals ticking shadow damage to a player.
3. Escape from Arthas