The "Song of Mira" quest in "World of Warcraft" does not point to a single fixed quest, but refers to content related to a series of quests. Based on the multiple clues provided previously, we can summarize as follows:
Answer: The mission can be completed by killing the dungeon BOSS.
1. Go to the Western Plaguelands to find Ava Sackhoff to accept the task. The task requires killing the herald Kiltuvas.
2. First follow the instructions to find the first copy task.
3. This BOSS will release a lot of clones. If you don't control the hatred well, you will die easily.
4. You can kill the clone first and then fight with the real body.
5. Please note that the dungeon boss will randomly turn team friends into hostile targets.
6. Teamwork is very important when playing. Pay attention to the position of your teammates, otherwise you will kill them accidentally.
7. After killing the boss, you will complete the Mira Song mission and get the Mira Song weapon, a fine sword.
The above is all about how to complete the Mira's Song mission in "World of Warcraft". For more game strategies, please click the source code website.