《汉书·传·霍光金日磾传》
臣刘旦愿交还燕王的符节玺印，入朝值宿守卫，审察奸臣的阴谋。 
臣旦愿归符玺，入宿卫，察奸臣变。 
Subject Liu Dan is willing to return the King of Yan's symbol of authority and seal, come to the court for overnight duty to guard, and investigate the traitor's plots.
<s>[INST] Translate the following Classical Chinese text into English: 臣旦愿归符玺，入宿卫，察奸臣变。  [/INST] Subject Liu Dan is willing to return the King of Yan's symbol of authority and seal, come to the court for overnight duty to guard, and investigate the traitor's plots.</s>
Translate the following Classical Chinese text into English: 臣旦愿归符玺，入宿卫，察奸臣变。
user
Subject Liu Dan is willing to return the King of Yan's symbol of authority and seal, come to the court for overnight duty to guard, and investigate the traitor's plots.
assistant