《资治通鉴·唐纪·唐纪二十七》
杨矩对自己当初的行为追悔莫及，再加上担心朝廷降罪，自杀身死。乙酉，太子宾客薛谦光向玄宗进献了武则天所制的《豫州鼎铭》，铭文的最后有这样的话： 上玄降鉴，方建隆基。 
乙酉，太子宾客薛谦光献武后所制《豫州鼎铭》，其末云： 上玄降鉴，方建隆基。 
Yang Ju regretted his behavior, and worried about being convicted by the court, so he committed suicide. On Yi You, Prince Xue Qianguang presented the "Yuizhou Tripod Inscription" made by Empress Wu Zetian to Emperor Xuanzong, the last part of the inscription reads as follows: "The God of Heaven above looks down, and the foundation is established by Longji."
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 乙酉，太子宾客薛谦光献武后所制《豫州鼎铭》，其末云： 上玄降鉴，方建隆基。  [/INST] Yang Ju regretted his behavior, and worried about being convicted by the court, so he committed suicide. On Yi You, Prince Xue Qianguang presented the "Yuizhou Tripod Inscription" made by Empress Wu Zetian to Emperor Xuanzong, the last part of the inscription reads as follows: "The God of Heaven above looks down, and the foundation is established by Longji."</s>
Identify the key themes in this Classical Chinese text and explain them in English: 乙酉，太子宾客薛谦光献武后所制《豫州鼎铭》，其末云： 上玄降鉴，方建隆基。
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Yang Ju regretted his behavior, and worried about being convicted by the court, so he committed suicide. On Yi You, Prince Xue Qianguang presented the "Yuizhou Tripod Inscription" made by Empress Wu Zetian to Emperor Xuanzong, the last part of the inscription reads as follows: "The God of Heaven above looks down, and the foundation is established by Longji."
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