YOU SAID:
彼らはここに来たことがないと彼に言っ
INTO JAPANESE
彼らはここに来たことがないと彼に言った
BACK INTO ENGLISH
They told him that they never came here
INTO JAPANESE
彼らはここに来たことがないと彼に言った
BACK INTO ENGLISH
They told him that they never came here
That didn't even make that much sense in English.