YOU SAID:

I hate when my mother stabs me in the back with a katana

INTO JAPANESE

母に刀で背中を刺されるのが嫌いです

BACK INTO ENGLISH

I hate being stabbed in the back with a sword by my mother.

INTO JAPANESE

母親に背中を剣で刺されるのが大嫌いです。

BACK INTO ENGLISH

I hate it when my mother stabs me in the back with a sword.

INTO JAPANESE

母に剣で背中を刺されるのが嫌いです。

BACK INTO ENGLISH

I hate it when my mother stabs me in the back with a sword.