Why were god’s children told to keep holy the sabbath day?

When God gave the Israelites the Ten Commandments at biblical Mount Sinai, they were commanded to remember the Sabbath and keep it holy by not doing any work and allowing the whole household to cease from work.

Explanation:

so basically on sabbath day you cant do any work and do all work before sabath. we are to make the day holy. Yet that is exactly what the Fourth Commandment commanded. Even a slave has fundamental human rights, one of them being a Sabbath day of rest.

Ithink its bill of rights

The  pharaoh  was at the top of that pyramid. in the level below were nobles, priests, and officials. they the  pharaoh  govern egypt. so did soldiers, who fought battles for their ruler, and scribes,  who kept records  for the government and the temples. i know this