Question

یک بار برای همیشه

Answer 1

once and for all

11 once and for all

a) if you deal with something once and for all, you deal with it completely and finally :

Let’s settle this matter once and for all.

b) British English spoken used to emphasize your impatience when you ask or say something that you have asked or said many times before :

Once and for all, will you switch off that television!