"灋 (ancient version of law)" means criminal law. Law enforcement is as fair as water, so the water radical is used in the character. "廌 (the name of an animal)" was used to identify criminals in ancient courts, and would attack the unreasonable and make them leave, and thus the character also contains "去"
Study the law and use the law
Know the law and abide by the law
There must be laws for people to follow
Ensure that the laws are strictly observed
Enforcement of laws must be strict
Law-breakers must be prosecuted
Gusu District Justice Bureau announced