Thematic Bible: What day the sabbath falls upon

Remember the Sabbath day and keep it holy. You have six days to do all your work. The seventh day is a Sabbath dedicated to Jehovah your God. Do not do any work, you or your son or your daughter, your male or your female servant or your cattle or your sojourner who stays with you. read more.
Jehovah made the heavens and the earth, the sea and all that is in them in six days. He rested on the seventh day. Therefore Jehovah blessed the Sabbath day and made it holy.

Keep the Sabbath day to sanctify it (keep it holy), as Jehovah your God has commanded you. Do all your work in six days. The seventh day is the Sabbath of Jehovah your God: in it you should not do any work. Your son and daughter should not work. Your manservant and maidservant should not work. Your ox, donkey, cattle or any stranger living with you should not work. Your manservant and maidservant should rest as much as you do. read more.
Remember that you were servants in the land of Egypt, and that Jehovah your God brought you out through a mighty act. Jehovah your God commanded you to keep the Sabbath day.

Jehovah spoke to Moses: Tell the Israelites: 'These are the appointed festivals with Jehovah. You must announce these as holy assemblies. You may work for six days. But the seventh day is a day of worship (Sabbath), a day when you do not work, and a holy assembly. Do not do any work. It is Jehovah's day of worship wherever you live.

The heavens and the earth and their immense arrangement were completed. By the seventh day God had finished his work. He rested from all his work on the seventh day. God blessed the seventh day and made it holy. This is because he rested from all the work of creation he had done.