《资治通鉴·晋纪·晋纪十五》
太傅李骧、司徒王达劝谏说： 先王们之所以必定从自己的儿子中选立继承人，为的是彰明固定不变的分位，防止篡权夺位。
太傅骧、司徒王达谏曰： 先王立嗣必子者，所以明定分而防篡夺也。
The Grand Preceptor Li Xiang and the Minister of State Wang Da remonstrated saying: The reason that the former kings invariably chose their heirs from among their own sons was to make the succession clear and stable, and prevent the throne being usurped.
<s>[INST] 对于下列每组文言文和现代汉语句子, 请提供一个能够准确表达两者本质的英语翻译: 文言文: 太傅骧、司徒王达谏曰： 先王立嗣必子者，所以明定分而防篡夺也。 现代汉语: 太傅李骧、司徒王达劝谏说： 先王们之所以必定从自己的儿子中选立继承人，为的是彰明固定不变的分位，防止篡权夺位。 [/INST] The Grand Preceptor Li Xiang and the Minister of State Wang Da remonstrated saying: The reason that the former kings invariably chose their heirs from among their own sons was to make the succession clear and stable, and prevent the throne being usurped.</s>
对于下列每组文言文和现代汉语句子, 请提供一个能够准确表达两者本质的英语翻译: 文言文: 太傅骧、司徒王达谏曰： 先王立嗣必子者，所以明定分而防篡夺也。 现代汉语: 太傅李骧、司徒王达劝谏说： 先王们之所以必定从自己的儿子中选立继承人，为的是彰明固定不变的分位，防止篡权夺位。
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The Grand Preceptor Li Xiang and the Minister of State Wang Da remonstrated saying: The reason that the former kings invariably chose their heirs from among their own sons was to make the succession clear and stable, and prevent the throne being usurped.
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