Definitions
mhini: animal with docked tail
mhango: hollow in a tree
nika ura: To spread out one’s own intestines to dry. This is an expression meaning to give oneself away.
chomudzimu: From the ancestors. This is an expression meaning that which is outside one’s control.
Translation
That which dies is the one with its bowels spread out; tailless rat, remain in the hollow and whatever befalls you will do so with you in there.
Application
Bad things are more likely to happen to those who are foolishly brave. It is better to be cautious and avoid unnecessarily exposing oneself to danger.