The Sabbath Command would look backwards to 2 things:
1. Creation Celebrated (Exodus 20:11)
2. Redemption Celebrated (Deuteronomy 5:15)

Options Regarding the Sabbath:
1. Seventh Day Sabbatarianism: The 4th commandment continues unaltered in the church
2. Lord’s Day Sabbatarianism: The 4th commandment  is transferred to the 1st day
3. Lord’s Day Observance: Hebrews 10:25