YOU SAID:

My friend said to meet at his place at seven

INTO JAPANESE

私の友人は7時に会うと言った

BACK INTO ENGLISH

My friend said that he would meet at seven.

INTO JAPANESE

私の友人は7時に会うと言った。

BACK INTO ENGLISH

I told my friends meet at 7.

INTO JAPANESE

7 時に会う私の友人に語った。

BACK INTO ENGLISH

7 meeting when my friend said.

INTO JAPANESE

7 会議のときに私の友人は言った。

BACK INTO ENGLISH

7 meeting when my friend said.