YOU SAID:

Never look a gift horse in the mouth or prepare to die

INTO JAPANESE

口の中で贈り物の馬を見たり、死ぬ準備をしない

BACK INTO ENGLISH

Do not look at the gift horse in your mouth or prepare to die

INTO JAPANESE

口の中で贈り物の馬を見たり、死ぬ準備をしないでください

BACK INTO ENGLISH

Do not look at the gift horse in your mouth or prepare to die