《史记·三十世家·赵世家》
于是为长安君准备了一百辆车，到齐去做人质，齐国这才出兵。
于是为长安君约车百乘，质于齐，齐兵乃出。
So he prepared 100 carriages for Chang'anjun to go to Qi as a hostage, and then Qi sent troops.
<s>[INST] Convert the following English text into Classical Chinese: So he prepared 100 carriages for Chang'anjun to go to Qi as a hostage, and then Qi sent troops. [/INST] 于是为长安君约车百乘，质于齐，齐兵乃出。</s>
Convert the following English text into Classical Chinese: So he prepared 100 carriages for Chang'anjun to go to Qi as a hostage, and then Qi sent troops.
user
于是为长安君约车百乘，质于齐，齐兵乃出。
assistant