Simplified Overview of Isaiah

	Isaiah 1–39	Isaiah 40–55	Isaiah 56–66
Date and Setting	The eighth century b.c. (700s); the Assyrian threat	Prophecies about the sixth century b.c. (500s); the Babylonian exile	Prophecies about all times and occasions until the end
Audience	God's rebellious people craving worldly security	God's defeated people under worldly domination	All who hold fast to God's covenant
Actions	God purifies a remnant of his apostate people through judgment	God consoles his discouraged people in exile	God prepares all of his true people for his promised salvation
Message	“In returning and rest you shall be saved; . . . But you were unwilling” (30:15)	“the glory of the Lord shall be revealed” (40:5)	“Keep justice, and do righteousness” (56:1)