Isaiah 6:5-7

ISV(i) 5 “How terrible it will be for me!” I cried, “because I am ruined! I’m a man with unclean lips, and I live among a people with unclean lips! And my eyes have seen the King, the LORD of the Heavenly Armies!”
6 The Calling of IsaiahThen one of the seraphim flew to me, carrying a burning coal in his hand that he had taken from the altar with tongs. 7 He touched my mouth and said, “Look! Now that this has touched your lips, your guilt is taken away, and your sins atoned for.”