《新唐书·列传·卷二十九》
西周成王姬诵以周公姬旦、召公姬为老师，每天耳濡目染的是精当的道理、准则，反复熟悉就成了他的本性。
昔成王以周、召为师傅，日闻正道，习以成性。
King Cheng of Western Zhou, Ji Song, took Duke of Zhou, Ji Dan, and Duke of Shao, Ji as his teachers. Every day, he would listen attentively to well-reasoned principles and rules, and after repeatedly becoming familiar with them, they became his nature.