An alternate title could be “Persevere—Endure to the End.” That is the number one theme of the entire amazing book of Hebrews, and chapters 3 and 4 certainly make a strong case for that by weaving together three major rests—the rest of the weekly Sabbath, the rest for Israel after they went into the Promised Land of Canaan, and the ultimate rest of eternal life in the Kingdom of God.