YOU SAID:
Don’t bring a sword to a gun fight
INTO JAPANESE
銃撃戦に剣を持ってはいけない
BACK INTO ENGLISH
Don't have a sword in a shootout
INTO JAPANESE
銃撃戦で剣を持ってはいけない
BACK INTO ENGLISH
Don't have a sword in a shootout
That didn't even make that much sense in English.