《宋书·志·卷二十八》
早晨呜叫称发明，白天呜叫称上朔，傍晚呜叫称归昌，黄昏呜叫称固常，夜晚呜叫称保长。
晨鸣曰 发明 ，昼鸣曰 上朔 ，夕鸣曰 归昌 ，昏鸣曰 固常 ，夜鸣曰 保长 。
The morning crowing is called "fa ming", the daytime crowing is called "shang shuo", the evening crowing is called "gui chang", the dusk crowing is called "gu chang", and the night crowing is called "bao zhang".