Sinners and Their Savior

In Isaiah 42-18-43-13, we observe 3 unassailable-certainties concerning salvation.-I. Humans are spiritually deaf and blind, sinners in-need of salvation -42-18-25-.-II. God is gracious and has provided salvation--43-1-7-.-III. Yahweh's witnesses are evidence that no one is-powerful enough to overturn His salvation--43-8-13-.