The document discusses God testing Adam and Eve in the Garden of Eden by forbidding them to eat from the tree of knowledge of good and evil. It notes how the devil later tried to undermine God's authority by tempting humanity to disobey God's command regarding the seventh-day Sabbath. The document argues that keeping the Sabbath holy is a test of loyalty to God, and those who fail this test by worshipping on Sunday instead are aligning with the devil.