Matthew Poole and continuators on Jeremiah 1:2

2 To whom the word of the LORD came in the dayes of Josiah the son of Amon king of Judah, in the thirteenth year of his reign.

Either that Commission from God that did authorize him to his Prophetical work▪ as it may probably be taken, Iohn 10.35. was actually given unto him verse 10. or, command of God as 'tis used, 1 Kings 12.[illegible: 1 letter]4. Or, rather the materials, of which his Prophesies were to consist, for the space of 41 years successively in Iudea, viz. from the 13th. year of Iosiah to the 11th. year of Zedekiah, besides the time that he prophesied in Egypt. see chap. 43. and 44. as Isa. 2.1.

i. e. During the Reign, and corrupt state of Religion

Who corrupted again that Religion by those Idolatries, that his Father Manasses had in the latter part of his Reign so well reformed by rooting of them out, 2 Chron. 33.21, 22, 23.

By which it appears that Ieremiah prophesied the last 18 years of Iosiahs Reign, for he reigned 31 years, 2 Kings 22.1.