Contradiction with 1 Samuel 8:2
This verse names Joel as the firstborn son of Samuel, whereas 1 Chronicles 6:43 lists him not as the firstborn but in a different genealogy context.
1 Samuel 8:2: Now the name of his firstborn was Joel; and the name of his second, Abiah: [they were] judges in Beersheba.
Contradiction with 1 Chronicles 6:28
This verse lists the sons of Samuel differently than 1 Chronicles 6:43, showing a different naming or order which may seem contradictory.
1 Chronicles 6:28: And the sons of Samuel; the firstborn Vashni, and Abiah. [Vashni: called also Joel]
Contradiction with 1 Chronicles 6:33
This verse provides a different lineage or view on the sons of Kohath, which may not align directly with 1 Chronicles 6:43.
1 Chronicles 6:33: And these [are] they that waited with their children. Of the sons of the Kohathites: Heman a singer, the son of Joel, the son of Shemuel, [waited: Heb. stood]