John 19:31 – 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.
Friday sunset until Saturday sunset.
Friday is preparation day. Use this day to prepare your meals for Saturday the Sabbath Day.
Sunset begins the Sabbath.
John 19:42 – There laid they Jesus therefore because of the Jews’ preparation day; for the sepulchre was nigh at hand.
Mana in the wilderness. God ceased from work in creating the earth.