2 Kings 24:18
Zedekiah was twenty and one years old when he began to reign; and he reigned eleven years in Jerusalem: and his mother's name was Hamutal the daughter of Jeremiah of Libnah.
2 Kings 23:31
Jehoahaz was twenty and three years old when he began to reign; and he reigned three months in Jerusalem: and his mother's name was Hamutal the daughter of Jeremiah of Libnah.
Jeremiah 52:1-11
Zedekiah was one and twenty years old when he began to reign; and he reigned eleven years in Jerusalem: and his mother's name was Hamutal the daughter of Jeremiah of Libnah.
2 Chronicles 36:11
Zedekiah was twenty and one years old when he began to reign; and he reigned eleven years in Jerusalem:
Jeremiah 37:1
And Zedekiah the son of Josiah reigned as king, instead of Coniah the son of Jehoiakim, whom Nebuchadrezzar king of Babylon made king in the land of Judah.