《旧唐书·本纪·卷十一》
十六日，张皇后用伪诏书召太子李豫。
乙丑，皇后矫诏召太子。
On the 16th, Empress Zhang summoned the crown prince, Li Yu, with a forged imperial edict.
<s>[INST] Translate the following passage from Classical Chinese to both modern Chinese and English, focusing on preserving the emotional tone in both translations: 乙丑，皇后矫诏召太子。 [/INST] Modern Chinese: 十六日，张皇后用伪诏书召太子李豫。 English: On the 16th, Empress Zhang summoned the crown prince, Li Yu, with a forged imperial edict.</s>
Translate the following passage from Classical Chinese to both modern Chinese and English, focusing on preserving the emotional tone in both translations: 乙丑，皇后矫诏召太子。
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Modern Chinese: 十六日，张皇后用伪诏书召太子李豫。 English: On the 16th, Empress Zhang summoned the crown prince, Li Yu, with a forged imperial edict.
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