《北史·列传·卷四十九》
武帝即位，他迁任内史下大夫，常被武帝委以心腹的重任。
及武帝即位，累迁内史下大夫，遂处腹心之任。
When Emperor Wu ascended to the throne, he was transferred to the post of assistant minister of civil affairs, and was often given important and confidential responsibilities by Emperor Wu.
<s>[INST] Give the modern Chinese and English translation for the following Classical Chinese passage: 及武帝即位，累迁内史下大夫，遂处腹心之任。 [/INST] Modern Chinese: 武帝即位，他迁任内史下大夫，常被武帝委以心腹的重任。 English: When Emperor Wu ascended to the throne, he was transferred to the post of assistant minister of civil affairs, and was often given important and confidential responsibilities by Emperor Wu.</s>
Give the modern Chinese and English translation for the following Classical Chinese passage: 及武帝即位，累迁内史下大夫，遂处腹心之任。
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Modern Chinese: 武帝即位，他迁任内史下大夫，常被武帝委以心腹的重任。 English: When Emperor Wu ascended to the throne, he was transferred to the post of assistant minister of civil affairs, and was often given important and confidential responsibilities by Emperor Wu.
assistant