Contradiction with 2 Samuel 6:7
2 Samuel 6:7 describes how God smote Uzzah for touching the Ark, which shows a stark contrast to the joyous atmosphere in 1 Chronicles 15:25 where the Ark is being carried with gladness.
2 Samuel 6:7: And the anger of the LORD was kindled against Uzzah; and God smote him there for [his] error; and there he died by the ark of God. [error: or, rashness]
Contradiction with 2 Samuel 6:13
This verse implies sacrifices were made every six paces while transporting the Ark, conflicting with 1 Chronicles 15:25 which does not mention such sacrifices accompanying the event.
2 Samuel 6:13: And it was [so], that when they that bare the ark of the LORD had gone six paces, he sacrificed oxen and fatlings.
Contradiction with 1 Samuel 6:19
This verse mentions the Lord smiting residents of Beth-shemesh for looking into the Ark of the Lord, contradicting the joyful and unharmed procession described in 1 Chronicles 15:25.
1 Samuel 6:19: And he smote the men of Bethshemesh, because they had looked into the ark of the LORD, even he smote of the people fifty thousand and threescore and ten men: and the people lamented, because the LORD had smitten [many] of the people with a great slaughter.
Contradiction with 2 Samuel 6:16
Michal, daughter of Saul, despised David for his dancing before the Ark, which contrasts with the unanimous joy mentioned in 1 Chronicles 15:25 during the Ark's transportation.
2 Samuel 6:16: And as the ark of the LORD came into the city of David, Michal Saul's daughter looked through a window, and saw king David leaping and dancing before the LORD; and she despised him in her heart.