YOU SAID:

I will sacrifice you to the forehead

INTO JAPANESE

私は額にあなたを犠牲にします

BACK INTO ENGLISH

I will sacrifice you on my forehead

INTO JAPANESE

私は額であなたを犠牲にします

BACK INTO ENGLISH

I am sacrificing you by the forehead

INTO JAPANESE

私は額であなたを犠牲にしています

BACK INTO ENGLISH

I am sacrificing you by the forehead