Expository Notes of Dr. Thomas Constable - Isaiah 6:6
Isaiah only acknowledged his hopeless condition-he did not plead with God or make vows to God-and God then went into action. Confession must precede cleansing (cf. 1 John 1:9). The altar from which the seraph took the coal was probably the brazen altar in heaven, in which case the coal itself symbolizes substitute sacrifice. [Note: Motyer, p. 78.] Fire from the brazen altar lit the incense on the incense altar in Israel, so, whichever altar may be in view, the coal connects with sacrifice. Fire... read more
Expository Notes of Dr. Thomas Constable - Isaiah 6:5
Isaiah feared that he would be consumed since he was in the presence of the purest of all beings. He announced woe on himself; he was in deep trouble (cf. Isaiah 5:8; Isaiah 5:11; Isaiah 5:18; Isaiah 5:20-22). These are the first words that Isaiah himself spoke in this book, and they announce a prophetic woe on himself. He first had to become aware of his own sin and uncleanness before he could worship God as he should. Not only did he have unclean lips, but he dwelt among a people whose lips... read more