YOU SAID:

You don't know my friend.

INTO JAPANESE

私の友人を知っているしないでください。

BACK INTO ENGLISH

Know that my friends do not.

INTO JAPANESE

私の友人がないことを知っています。

BACK INTO ENGLISH

Knowing that my friend is not.

INTO JAPANESE

友達がいないことを知っています。

BACK INTO ENGLISH

I know I don't have friends.

INTO JAPANESE

俺に友人はいない

BACK INTO ENGLISH

I don't have friends.

INTO JAPANESE

俺に友人はいない

BACK INTO ENGLISH

I don't have friends.