en_tn/jdg/20/05.md

wickedness and outrage

These two words basically mean the same thing and are used together to emphasize how bad this action was. (See: rc://en/ta/man/translate/figs-doublet)

Now

This word is used to introduce the conclusion of the speech of the Levite.

advice and attention

"advice and counsel." These two words refer to the same thing and are repeated to emphasize that it will be the Israelites who will decide what to do. (See: rc://en/ta/man/translate/figs-doublet)