12 Keep the sabbath day to hallow it, as Jehovah thy God hath commanded thee.
Deuteronomy 5:12 Cross References - Darby
Exodus 20:8-11
8 Remember the sabbath day to hallow it.
9 Six days shalt thou labour, and do all thy work;
10 but the seventh day is the sabbath of Jehovah thy God: thou shalt not do any work, thou, nor thy son, nor thy daughter, thy bondman, nor thy handmaid, nor thy cattle, nor thy stranger that is within thy gates.
11 For in six days Jehovah made the heavens and the earth, the sea, and all that is in them, and rested on the seventh day; therefore Jehovah blessed the sabbath day, and hallowed it.
Isaiah 56:6
6 Also the sons of the alien, that join themselves to Jehovah, to minister unto him and to love the name of Jehovah, to be his servants, every one that keepeth the sabbath from profaning it, and holdeth fast to my covenant;
Isaiah 58:13
13 If thou turn back thy foot from the sabbath, [from] doing thy pleasure on my holy day, and call the sabbath a delight, the holy [day] of Jehovah, honourable; and thou honour him, not doing thine own ways, nor finding thine own pleasure, nor speaking [idle] words;