YOU SAID:
I had to kill my husband to get the power of the fox demon
INTO JAPANESE
狐鬼の力を得るために夫を殺さなければならなかった
BACK INTO ENGLISH
I had to kill my husband to get the power of the fox demon.
INTO JAPANESE
狐鬼の力を手に入れるために夫を殺さなければならなかった。
BACK INTO ENGLISH
I had to kill my husband to get the power of the fox demon.
That didn't even make that much sense in English.