Thematic Bible: Qualified by God

And I said, Woe unto me! for I am undone; for I am a man of unclean lips, and I dwell in the midst of a people of unclean lips: for mine eyes have seen the King, Jehovah of hosts. And one of the seraphim flew unto me, and he had in his hand a glowing coal, which he had taken with the tongs from off the altar; and he made it touch my mouth, and said, Behold, this hath touched thy lips; and thine iniquity is taken away, and thy sin expiated.

not that we are competent of ourselves to think anything as of ourselves, but our competency is of God; who has also made us competent, as ministers of the new covenant; not of letter, but of spirit. For the letter kills, but the Spirit quickens.