2 Kings 12:21
“For Jozachar the son of Shimeath, and Jehozabad the son of Shomer, his servants, smote him, and he died; and they buried him with his fathers in the city of David: and Amaziah his son reigned in his stead.”
And the rest of the acts of Joash, and all that he did, are they not written in the book of the chronicles of the kings of Judah?
And his servants arose, and made a conspiracy, and slew Joash in the house of Millo, which goeth down to Silla.
For Jozachar the son of Shimeath, and Jehozabad the son of Shomer, his servants, smote him, and he died; and they buried him with his fathers in the city of David: and Amaziah his son reigned in his stead.
Counter-Arguments
The strongest case that this verse does not belong in this theme.

Cross-References
“And his servants carried him in a chariot to Jerusalem, and buried him in his sepulchre with his fathers in the city of David.”
“And these are they that conspired against him; Zabad the son of Shimeath an Ammonitess, and Jehozabad the son of Shimrith a Moabitess.”
“In the second year of Joash son of Jehoahaz king of Israel reigned Amaziah the son of Joash king of Judah.”
“And they brought him on horses: and he was buried at Jerusalem with his fathers in the city of David.”
“And these are they that conspired against him; Zabad the son of Shimeath an Ammonitess, and Jehozabad the son of Shimrith a Moabitess.”