《论衡·卷二十三·间时篇》
月亮初三日露微光，初八日成弦月，十五日成望月，这与岁月完毕有什么不同呢？
月三日魄，八日弦，十五日望，与岁月终竟何异？
The moon is slightly visible on the third day of the new moon, it becomes a crescent moon on the eighth day, and it becomes a full moon on the fifteenth day. How is this any different from the end of the year?