Jeroboam shall die by the sword— We do not read above that Amos said this; and as the sacred histories do not inform us that Jeroboam died by the sword, it is most likely this was a falsehood raised by Amaziah to injure Amos.
Related Commentaries of Amos 7:11
Amos 7:11
11 For thus Amos saith, Jeroboam shall die by the sword, and Israel shall surely be led away captive out of their own land.