And with it he touched my mouth and said:
The coal touches Isaiah's mouth and his guilt is removed and his sin atoned for.
This verse marks the prophet's cleansing and consecration.
1In the year that King Uzziah died, I saw the Lord seated on a throne, high and exalted; and the train of His robe filled the temple. 2Above Him stood seraphim, each having six wings: With two wings they covered their faces, with two they covered their feet, and with two they were flying. 3And they were calling out to one another: 4At the sound of their voices the doorposts and thresholds shook, and the temple was filled with smoke. 5Then I said: 6Then one of the seraphim flew to me, and in his hand was a glowing coal that he had taken with tongs from the altar. 7And with it he touched my mouth and said: 8Then I heard the voice of the Lord saying: 9And He replied: 10Make the hearts of this people calloused; 11Then I asked: 12until the LORD has driven men far away 13And though a tenth remains in the land,