Shallum, Tzidkiyahu, Matanya, same person, reasons for the 3 names Perek / Halacha: Sotah 8:3 Oz Vehadar / Artscroll: 39a-bVilna Shas: 36aAcademy of Hebrew Language: 939Venice / Bomberg: 22c
Yehoachaz/Yochanan, same person, reigned after Josiah Perek / Halacha: Sotah 8:2 Oz Vehadar / Artscroll: 39aVilna Shas: 35bAcademy of Hebrew Language: 939Venice / Bomberg: 22c