The document discusses God's calendar as described in the Bible. It notes that the day begins at sundown, hours are calculated based on daylight, and the week runs from Sunday to Saturday with the Sabbath on Saturday. The months are lunar-based around 29.5 days. Years have 354 days with an extra month added periodically. Important feasts are tied to this calendar, including Passover, Unleavened Bread, Pentecost, Trumpets, Atonement, and Tabernacles. The calendar follows God's plan outlined in creation.