《史记·八书·天官书》
有直气，象征有自立事，指自立为侯王；也象征有破军杀将的事发生。
直为自立，立侯王；破军杀将。
If there is zhi energy, it symbolizes that there will be an independent event, which means to establish oneself as a prince or king; it also symbolizes that there will be a broken army to kill the general.