Jeremiah 1:3

The whole period contained in this verse is no less than 40 years and 6 months, namely, 18 years under Josiah, two periods of 11 years each under Jehoiakim and Zedekiah, and 3 months under each of the omitted kings, Jehoahaz and Jeconiah.

In the fifth month - The capture of Jerusalem took place in the fourth month, but its destruction was in the fifth month (see the marginal references), the ninth day of which was subsequently kept as a fast-day Zechariah 7:3.