Isaiah 58:13
Isaiah 58:13 If thou turn away thy foot from the sabbath, from doing thy pleasure on my holy day; and call the sabbath a delight, the holy of the Lord, honourable; and shalt honour him, not doing thine own ways, nor finding thine own pleasure, nor speaking thine own words: 16 I MC VC
Ezekiel 20:12, 20
Ezekiel 20:12 Moreover also I gave them my sabbaths, to be a sign between me and them, that they might know that I am the Lord that sanctify them. 22 I MC VC
Ezekiel 20:20 And hallow my sabbaths; and they shall be a sign between me and you, that ye may know that I am the Lord your God. 24 I MC VC