Isaiah saw a vision of YHWH enthroned in glory and he was commissioned with an unusual task for a prophet – that is to harden the hearts of the people. Judgement had been passed on Israel and Isaiah was charged with communicating the verdict to the people in a manner that would ensure they would not repent. After examining the various scholarly proposals for the hardening motif in Isaiah 6, I will offer my own proposal that the commission to harden the hearts is as a direct result of the idolatry of the people. I will go on to describe how the hardening motif functions in this passage and in the rest of Isaiah.
