Each deity had different levels of nobility to worship it, with rites strictly prescribed. Thus you can see how religion was a tool used by the ruler to control "political ethics."
「祭天」是天子的大事；至於山川之神，則由各階位的諸侯祭拜，一切祭儀層次嚴謹，各守其份，由此也可以反映出古代帝王利用宗教控制「政治倫理」的用心。