《宋书·志·卷二十三》
正面元年十月乙酉，有长三丈的彗星出现于西方尾宿，掠过牵牛，犯金星。
正始元年十月乙酉，彗星见西方，在尾，长三丈，拂牵牛，犯太白。
In October of the first year of Zhengshi, on Yiyou, a three-zhang-long comet appeared in the west near the尾宿 constellation, crossed the牵牛 constellation, and covered the金星 planet.
<s>[INST] Convert the following modern Chinese text into Classical Chinese: 正面元年十月乙酉，有长三丈的彗星出现于西方尾宿，掠过牵牛，犯金星。 [/INST] 正始元年十月乙酉，彗星见西方，在尾，长三丈，拂牵牛，犯太白。</s>
Convert the following modern Chinese text into Classical Chinese: 正面元年十月乙酉，有长三丈的彗星出现于西方尾宿，掠过牵牛，犯金星。
user
正始元年十月乙酉，彗星见西方，在尾，长三丈，拂牵牛，犯太白。
assistant