Deuteronomy 5:12

Watch the day of the Sabbath to consecrate it, as Jehovah thy God commanded thee.

Exodus 20:8-11

Remember the day of the Sabbath to consecrate it

Isaiah 56:6

And the sons of the stranger joining themselves to Jehovah to serve him, and to love the name of Jehovah, to be to him for servants, every one watching the Sabbath from defiling it, and taking hold upon my covenant;

Isaiah 58:13

If thou shalt turn back thy foot from the Sabbath, doing thy delight in my holy day; and thou calledst to the Sabbath a delight for the holy of Jehovah, being honored; and thou honoredst him from doing thy ways, from finding thy delight, and speaking the word.

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