《汉书·传·王莽传上》
宰衡的地位应该在那些诸侯王之上，应当赏赐他五匹丝帛和玉璧，以及像大国君王的乘车和安车各一辆，纯色的黑马八匹。 
宰衡位宜在诸侯王上，赐以束帛加璧，大国乘车、安车各一，骊马二驷。 
His position as prime minister should be ranked higher than the vassal kings. He should be rewarded with five bolts of silk and a jade pendant, as well as a carriage and a sedan chair like those of the great kings, and eight black horses.