《新唐书·本纪·卷二·太宗》
二十三日，执失思力在金山讨伐薛延陀族的残余部队。
辛未，执失思力伐薛延陀余部于金山。
On the twenty-third, Zhishi Sili attacked the remnants of the Xueyantuo tribe at Jinshan.
<s>[INST] Kindly elucidate the central themes in this passage in English: 辛未，执失思力伐薛延陀余部于金山。 [/INST] On the twenty-third, Zhishi Sili attacked the remnants of the Xueyantuo tribe at Jinshan.</s>
Kindly elucidate the central themes in this passage in English: 辛未，执失思力伐薛延陀余部于金山。
user
On the twenty-third, Zhishi Sili attacked the remnants of the Xueyantuo tribe at Jinshan.
assistant