Having discussed in the preceding gates the obligation to assume the service of GD, I think it proper to follow with what is needed above all things by a servant of GD, and that is trust in GD, for it is of great benefit in both religious and secular affairs. pg 349
Daily HalachaWashing Dishes on Shabbos
As part of an overall strategy to minimize unnecessary work on Shabbos and to enhance the Shabbos day as a day for rest from all weekday chores and activities, rabbis forbade washing dirty dishes on Shabbos unless they needed for that very Shabbos. Moreover, all dishes that are to be used on Shabbos should be washed before Shabbos begins. One should not wait for Shabbos to begin to what diry dish from Friday afternoon