YOU SAID:
Jesus was my best friend
INTO JAPANESE
イエスは、私の親友だった
BACK INTO ENGLISH
He was my best friend
INTO JAPANESE
彼は私の親友だった
BACK INTO ENGLISH
He was a good friend of mine
INTO JAPANESE
彼は私のよい友人だった
BACK INTO ENGLISH
He was a good friend of mine
That didn't even make that much sense in English.