Isaiah has sometimes been called ‘the fifth gospel,’ and for good reason. It is filled with good news about the salvation God will bring in Christ. And the more time we spend in the book, the more we discover themes of salvation, justice, righteousness, and peace.
On this note, we can learn much about the message of Isaiah by tracing various themes through the book (e.g., Zion/Jerusalem, kingdom, servant, etc.). Today I want to trace the theme of shalōm (peace, well-being). By keeping an eye on this theme, we can see how the whole book hangs together and how God, the maker of light and darkness, shalom and calamity (Isa. 45:7), has brought peace to a people who have rejected peace in their pursuit of wickedness.
In fact, as we will see, the way that God makes peace with rebellious sinners in Isaiah follows the contours of the gospel. Or perhaps, stated better, the gospel we come to know from the apostles finds it origins in the promise of peace in Isaiah. Let’s take a look. Continue reading