1 Kings 13:24
And when he was gone, a lion met him by the way, and slew him: and his carcase was cast in the way, and the ass stood by it, the lion also stood by the carcase.
Cross-reference
In 1 Kings 20:36, a prophet pronounces death by lion for disobedience — identical judgment to the man of God here for the same reason.
In 1 Kings 12:31, Jeroboam's unauthorized priests provoke the prophecy — this is the background for the prophet's mission that leads to his death.
In 1 Peter 4:17, judgment begins with God's household — here the prophet's death exemplifies divine judgment on a disobedient servant.
In Exodus 4:24, God meets Moses on the way and seeks to kill him — both are divine encounters on a journey resulting in death threat or execution.
In 2 Kings 17:25, God sends lions to slay those who don't fear Him — the same divine judgment pattern using lions as agents.
In Isaiah 38:13, Hezekiah compares God's judgment to a lion breaking bones — here a literal lion enacts God's judgment on the prophet.
In Proverbs 11:31, the righteous are recompensed on earth — the prophet's death is an example of earthly recompense for disobedience.