《南史·本纪·卷四》
后宫的器物栏杆，用铜作装饰的，都改为用铁。
后宫器物栏槛，以铜爲饰者，皆改用铁。
The balustrades in the rear palace which had been ornamented with copper, he ordered changed to iron.
<s>[INST] Convert the following English text into Classical Chinese: The balustrades in the rear palace which had been ornamented with copper, he ordered changed to iron. [/INST] 后宫器物栏槛，以铜爲饰者，皆改用铁。</s>
Convert the following English text into Classical Chinese: The balustrades in the rear palace which had been ornamented with copper, he ordered changed to iron.
user
后宫器物栏槛，以铜爲饰者，皆改用铁。
assistant