A semicolon's job is to reunite  two independent clauses that will benefit from  one another's company because they refer to the same thing.
کار نقطه‌ویرگول به هم پیوند دادن دو جمله مستقل است که برای هم فایده داشته باشند چرا که از جهتی به هم مربوط هستند.