YOU SAID:

she said that he said he won't party tonight

INTO JAPANESE

彼女は、彼が今夜パーティーをしないと言ったと言った

BACK INTO ENGLISH

She said he said he wouldn't have a party tonight

INTO JAPANESE

彼女は彼が今夜パーティーをしないと言った

BACK INTO ENGLISH

She said he wouldn't be having a party tonight.

INTO JAPANESE

彼女は彼が今夜パーティーをしないと言った。

BACK INTO ENGLISH

She said he wouldn't have a party tonight.

INTO JAPANESE

彼女は彼が今夜パーティーをしないと言った。

BACK INTO ENGLISH

She said he wouldn't have a party tonight.