1 Kings 20:42
And he said unto him, Thus saith the Lord, Because thou hast let go out of thy hand a man whom I appointed to utter destruction, therefore thy life shall go for his life, and thy people for his people.
Cross-reference
1 Kings 20:34 records Ahab's covenant with Ben-hadad and releasing him — the very act this verse condemns.
1 Kings 20:32 shows Ahab calling Ben-hadad 'brother' — the act of sparing that leads to God's judgment in verse 42.
1 Kings 20:39 is the parable of the escaped prisoner — directly applied to Ahab in verse 42 as the basis for his condemnation.
1 Kings 22:31-37 recounts Ahab's death in battle, fulfilling the prophecy that his life would be for Ben-hadad's.
1 Kings 22:35 records Ahab's death in battle — fulfilling the prophecy in 20:42 that his life would be taken.
1 Kings 22:23 shows God's decree of disaster via a lying spirit — part of the judgment sequence initiated in 20:42.
1 Kings 22:8 reveals Ahab's hatred for truth-telling prophets — consistent with his rejection of the prophet's message in chapter 20.
1 Samuel 15:9-11 describes Saul sparing Agag — a direct parallel to Ahab sparing Ben-hadad, both disobeying God's command to destroy.
2 Chronicles 18:33 gives the parallel account of Ahab being struck by an arrow, fulfilling the prophecy of his death.
2 Chronicles 18:34 continues the account of Ahab's death at sunset — the same fulfillment as in 1 Kings 22.
Jeremiah 48:10 curses those who are lax in the Lord's work and keep their sword from bloodshed — the very sin Ahab committed.
Numbers 31:14 shows Moses angry at officers for sparing Midianite women — a clear parallel to Ahab sparing a devoted enemy.
Proverbs 29:1 warns that a stiff-necked person after many rebukes will be suddenly destroyed — Ahab's story exemplifies this.
Proverbs 28:4 condemns those who forsake instruction by praising the wicked — Ahab spared Ben-Hadad, effectively praising a wicked tyrant.
Proverbs 19:3 captures Ahab's pattern: his own folly leads to ruin, yet he rages against God — exactly what happens after the prophet's rebuke.
2 Chronicles 18:30 shows the specific order to target the king of Israel, fulfilling the judgment that Ahab's life would be taken for sparing Ben-Hadad.
In 2 Chronicles 18:7, Ahab's hatred for Micaiah mirrors his earlier sullen anger at the prophet's judgment — both reject divine reproof.
1 Samuel 28:18 recounts Saul's similar failure to destroy Amalek — both kings spared what God devoted to destruction, bringing judgment.
Joshua 6:21 shows the herem (total destruction) that Ahab failed to execute — God's command to devote enemies to destruction.