《新五代史·列传·义兒传第二十四》
于是穿上线麻孝服，率领几百骑兵坐守于戟门，派人进去杀掉李继俦。
乃服缞麻，引数百骑坐戟门，使人入杀继俦。
Then he put on the mourning cloth, led hundreds of cavalrymen to guard the Ji gate, and sent someone to kill Li Jichou.
<s>[INST] Explain the meaning of this Classical Chinese passage in English: 乃服缞麻，引数百骑坐戟门，使人入杀继俦。 [/INST] Then he put on the mourning cloth, led hundreds of cavalrymen to guard the Ji gate, and sent someone to kill Li Jichou.</s>
Explain the meaning of this Classical Chinese passage in English: 乃服缞麻，引数百骑坐戟门，使人入杀继俦。
user
Then he put on the mourning cloth, led hundreds of cavalrymen to guard the Ji gate, and sent someone to kill Li Jichou.
assistant