YOU SAID:

I came home to find my husband sleeping with another man.

INTO JAPANESE

私は夫が別の男と寝るのを見つけるために帰ってきました。

BACK INTO ENGLISH

I came back to find my husband to sleep with another man.

INTO JAPANESE

私は夫が別の男と寝るのを見つけるために戻ってきました。

BACK INTO ENGLISH

I came back to find my husband to sleep with another man.