John Gills Exposition of the Bible Commentary - Isaiah 37:26
Hast thou not heard long ago ?.... By report, by reading the history of ancient times, or by means of the prophets; these are the words of the Lord to Sennacherib. The Targum adds, "what I did to Pharaoh king of Egypt;' it follows: how I have done it; and of ancient times that I have formed it ? meaning either the decree in his own breast from all eternity, and which he had published by his prophets, of raising up him, this wicked prince, to be the scourge of nations; or by the "it"... read more
Matthew Henry's Complete Commentary - Isaiah 37:21-38
We may here observe, 1. That those who receive messages of terror from men with patience, and send messages of faith to God by prayer, may expect messages of grace and peace from God for their comfort, even when they are most cast down. Isaiah sent a long answer to Hezekiah's prayer in God's name, sent it in writing (for it was too long to be sent by word of mouth), and sent it by way of return to his prayer, relation being thereunto had: ?Whereas thou hast prayed to me, know, for thy comfort,... read more