John Gills Exposition of the Bible Commentary - Jeremiah 36:12
Then he went down into the king's house ,.... The royal palace, which was not upon the mountain on which the temple stood, but lay lower, and therefore Micaiah is said to go down to it; with what design he went thither is not certain, whether out of ill will to Jeremiah and Baruch, or out of good will, being affected with what he had heard, and desirous that some steps might be taken by the government to prevent the calamities coming upon them, according to these prophecies; which latter... read more
Matthew Henry's Complete Commentary - Jeremiah 36:9-19
It should seem that Baruch had been frequently reading out of the book, to all companies that would give him the hearing, before the most solemn reading of it altogether which is here spoken of; for the directions were given about it in the fourth year of Jehoiakim, whereas this was done in the fifth year, Jer. 36:9. But some think that the writing of the book fairly over took up so much time that it was another year ere it was perfected; and yet perhaps it might not be past a month or two; he... read more