6th day/week called preparation day
the Holy Bible

--Mark--

And now when the even was come, because it was the preparation, that is, the day before the sabbath, (15:42)

--John--

And it was the preparation of the passover, and about the sixth hour: and he saith unto the Jews, Behold your King! (19:14)

The Jews therefore, because it was the preparation, that the bodies should not remain upon the cross on the sabbath day, (for that sabbath day was an high day,) besought Pilate that their legs might be broken, and [that] they might be taken away. (19:31)

There laid they Jesus therefore because of the Jews' preparation [day]; for the sepulchre was nigh at hand. (19:42)

End of Quotes