YOU SAID:

slay the slay day and slay

INTO JAPANESE

その日を殺して殺しなさい。

BACK INTO ENGLISH

Kill that day and kill it.

INTO JAPANESE

その日に殺して殺せ

BACK INTO ENGLISH

Kill him that day. Kill him.

INTO JAPANESE

その日に殺せ殺せ

BACK INTO ENGLISH

Kill that day. Kill that day.

INTO JAPANESE

その日に殺せその日に殺せ

BACK INTO ENGLISH

Kill that day. Kill that day.