Jerusalem - put first: for “judgment begins at the house of God”; they being most guilty whose religious privileges are greatest (1Pe 4:17).
kings - Jehoiakim, Jeconiah, and Zedekiah.
as it is this day - The accomplishment of the curse had already begun under Jehoiakim. This clause, however, may have been inserted by Jeremiah at his final revision of his prophecies in Egypt.