The seventh-day Sabbath is to be taught and kept holy in accordance with biblical instruction. Instituted at Creation reaffirmed to Israel as part of the covenant at Sinai, and taught by Jesus Christ, who is the Messenger of the New Covenant, the observance of the Sabbath is considered basic to a Christian’s relationship with God.
Access the article: Understanding the Sabbath
If you ask people if God will destroy the world again with a flood, they will say no because He made an everlasting covenant that he wouldn’t. But if you ask them about the Sabbath they will answer that we don’t have to keep it even though God said the Sabbath was also everlasting. Funny how people pick and choose to make the Bible say what they want it to say
They do pick and choose