《北史·列传·卷六》
文帝到达拓跋休家门后，改穿衰服，白帽上加用首。
帝至其门，改服锡衰，素弁加绖。
After Emperor Wen arrived at Tuoba Xiu's house, he changed into mourning clothes, wore a white cap and used a string to tie his hair.
<s>[INST] Translate the following Classical Chinese text into modern Chinese: 帝至其门，改服锡衰，素弁加绖。 [/INST] 文帝到达拓跋休家门后，改穿衰服，白帽上加用首。</s>
Translate the following Classical Chinese text into modern Chinese: 帝至其门，改服锡衰，素弁加绖。
user
文帝到达拓跋休家门后，改穿衰服，白帽上加用首。
assistant