《太平广记·卷一百三十八·征应四》
到执掌重务时，朝廷议定授予吴元济符节和斧钺，邀请朝中的英才对答事宜。
洎秉钧衡，朝廷议授吴元济节钺，既而延英候对。
When it was time for him to preside over important matters, the court decided to grant Wu Yuanji the tally and the axe, and invite the talented people in the court to discuss matters.