折疑論 3.31

3.31

龜鳳呈祥。麟龍叶瑞（麟鳳龜龍。謂之四靈。王者之嘉瑞。國有聖王則現）。

turtles and phoenixes presented auspicious omens, while qilin and dragons matched with portents. (The qilin, phoenix, turtle, and dragon are called the Four Numina. They are auspicious omens of a true king, appearing when the state possesses a sagely king.)