YOU SAID:

call the police right now and tell them to bring guns

INTO JAPANESE

今すぐ警察に電話して銃を持ってくるように言う

BACK INTO ENGLISH

Call the police now and tell them to bring you a gun

INTO JAPANESE

今警察を呼んで、あなたに銃を持ってくるように彼らに言いなさい

BACK INTO ENGLISH

Call the police now and tell them to bring you a gun