Contradiction with 1 Chronicles 6:33
Lists Heman as the son, not Asaph or Ethan, which contradicts the list of leaders in 1 Chronicles 15:17.
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]
Contradiction with 1 Chronicles 25:1
Attributes musical leadership to Asaph, Heman, and Jeduthun, not just Heman, Asaph, and Ethan as in 1 Chronicles 15:17.
1 Chronicles 25:1: Moreover David and the captains of the host separated to the service of the sons of Asaph, and of Heman, and of Jeduthun, who should prophesy with harps, with psalteries, and with cymbals: and the number of the workmen according to their service was:
Contradiction with 2 Chronicles 5:12
Assigns musical roles to Levites who are sons of Asaph, Heman, and Jeduthun, rather than sons of Heman, Asaph, and Ethan.
2 Chronicles 5:12: Also the Levites [which were] the singers, all of them of Asaph, of Heman, of Jeduthun, with their sons and their brethren, [being] arrayed in white linen, having cymbals and psalteries and harps, stood at the east end of the altar, and with them an hundred and twenty priests sounding with trumpets:)
Contradiction with 1 Samuel 19:20
Describes a different setting involving Samuel's appointed leaders, differing from the specific leaders installed by David in 1 Chronicles 15:17.
1 Samuel 19:20: And Saul sent messengers to take David: and when they saw the company of the prophets prophesying, and Samuel standing [as] appointed over them, the Spirit of God was upon the messengers of Saul, and they also prophesied.
Contradiction with Psalm 137:2-3
Reflects a refusal of song under captivity, contrasting the active music leadership mentioned in 1 Chronicles 15:17.
Psalm 137:2-3: We hanged our harps upon the willows in the midst thereof.