He laid it upon my mouth slightly, so as only to touch my lips, and not to burn them; which God could easily effect. Thy sin purged; this is a sign that I have pardoned and purged the uncleanness of thy lips, and do own and accept time as a fit minister for my service.
Related Commentaries of Isaiah 6:7
Isaiah 6:7
7 And he laid it upon my mouth, and said, Lo, this hath touched thy lips; and thine iniquity is taken away, and thy sin purged.