Contradiction with 2 Kings 19:35
The angel of the Lord smites the Assyrian camp, contrasting the continuation of the siege implied by the return of Rabshakeh.
2 Kings 19:35: And it came to pass that night, that the angel of the LORD went out, and smote in the camp of the Assyrians an hundred fourscore and five thousand: and when they arose early in the morning, behold, they [were] all dead corpses.
Contradiction with Isaiah 37:7
God claims He will send a spirit upon him, causing him to hear a rumor and return to his own land, differing from Rabshakeh's persistence in 2 Kings 19:8.
Isaiah 37:7: Behold, I will send a blast upon him, and he shall hear a rumour, and return to his own land; and I will cause him to fall by the sword in his own land. [send...: or, put a spirit into him]
Contradiction with 2 Chronicles 32:21
The Lord sends an angel who cuts off all the mighty men of valor in the camp of the Assyrians, leading to their withdrawal, contrasting the implied ongoing siege effort in 2 Kings 19:8.
2 Chronicles 32:21: And the LORD sent an angel, which cut off all the mighty men of valour, and the leaders and captains in the camp of the king of Assyria. So he returned with shame of face to his own land. And when he was come into the house of his god, they that came forth of his own bowels slew him there with the sword. [slew...: Heb. made him fall]