《资治通鉴·隋纪·隋纪二》
长孙晟得悉了突利可汗的打算，悄悄派人进入附近的伏远镇，下令火速燃起烽火。
晟知之，密遣使者入伏远镇，令速举烽。
Changsun Sheng learned of Tulishi Khan's plan and secretly sent people into the nearby Fuyuan Town, ordering them to light the beacon fire immediately.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 晟知之，密遣使者入伏远镇，令速举烽。 [/INST] Changsun Sheng learned of Tulishi Khan's plan and secretly sent people into the nearby Fuyuan Town, ordering them to light the beacon fire immediately.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 晟知之，密遣使者入伏远镇，令速举烽。
user
Changsun Sheng learned of Tulishi Khan's plan and secretly sent people into the nearby Fuyuan Town, ordering them to light the beacon fire immediately.
assistant