Bible Readings: Isaiah 1:1 – 20, Zechariah 3:1 – 10 Sermon Outline: Isaiah 1:18 (NKJV) 18 “Come now, and let us reason together,” Says the Lord, “Though your sins are like scarlet, They shall be as white as snow; Though they are red like crimson, They shall be as wool. I What is sin? Isaiah…