First of all, say "what is killing" to kill one of the eight gods, some are called partial officials, and none is called killing (seven evil spirits), because the heavenly stems "A, B, D, E, G, Xin, Ren and Gui" are separated by seven places and are physical killings, so they are called "seven evil spirits". Generally speaking, it is more important to kill people by hitting, and it is not awesome not to kill them! But they are all conditional cooperation, which can't be made clear in a simple sentence!