《史记·三十世家·三王世家》
康叔凭借其祖父和父亲而显贵。伯禽凭借周公受封，他们都是建国的诸侯，以傅相为辅佐。
康叔以祖考显，而伯禽以周公立，咸为建国诸侯，以相傅为辅。
Kang Shu was honored for his grandfather and father. Boqin was enfeoffed for the regent Duke of Zhou. They were both vassal lords who established their own states and were assisted by assistant ministers.