I am lost, for I am a man of unclean lips, and I live among a people of unclean lips; yet my eyes have seen the King, the LORD of hosts!" (Isaiah 6:5) Then one of the angels flew to Isaiah and touched his mouth with a live coal that “had been taken from the altar with a pair of tongs.” Once the angel had touched Isaiah's lips with the coal, he then said, “Now that this has touched your lips, your guilt has departed and your sin is blotted out.”