YOU SAID:

and if he night is burning i will cover my eyes for if the dark returns then my brothers will die

INTO JAPANESE

そして彼の夜が燃えているなら私は私の目を覆います暗闇が戻ったら私の兄弟は死ぬでしょう

BACK INTO ENGLISH

And if his night is burning I will cover my eyes My brother will die when the darkness returns

INTO JAPANESE

そして彼の夜が燃えているなら私は私の目を覆います私の兄弟は闇が戻ったときに死ぬでしょう

BACK INTO ENGLISH

And if his night is burning I will cover my eyes My brother will die when the darkness returns