KFUO Radio

Sharper Iron from KFUO Radio

Sharper Iron, hosted by Rev. Timothy Appel, looks at the text of Holy Scripture both in its broad context and its narrow detail, all for the sake of proclaiming Christ crucified and risen for sinners. Two pastors engage with God’s Word to sharpen not only their own faith and knowledge, but the faith and knowledge of all who listen. Sharper Iron is underwritten by Lutheran Church Extension Fund, where your investments help support the work of The Lutheran Church—Missouri Synod. Visit lcef.org.

Author

KFUO Radio

Category

Religion

Podcast website

www.kfuo.org

Latest episode

Jul 10, 2026

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Episodes

Psalm 33: God’s Word Works 23.07.2025

Coming off the forgiveness of Psalm 32, Psalm 33 continues in joyous praise to the LORD for His upright Word by which He declares sinners righteous. By that Word, the LORD does His work of righteousness, justice, and steadfast love in all the earth. By that Word, the LORD created all things, so that all things should fear Him. For those nations who do not, the LORD brings their plans to frustratio...

Psalm 27: Fearless 22.07.2025

King David knows that he has nothing to fear because he has a true fear of the LORD, who alone is a sure salvation. No matter how many enemies array themselves against us, Christians confidently know that the LORD is over all armies, and so we seek the LORD where He has promised to be found. In that assurance, we cry out to the LORD and seek Him according to His Word, asking that He would teach us...

Psalm 23: The King of Love My Shepherd Is 21.07.2025

The beloved imagery of Psalm 23 has long captivated Christians’ minds. The LORD is the Shepherd who guides His flock to needed sustenance of both body and soul. He gives, and we joyfully receive. Even in the darkness of death, we know that He is with us, and so we follow Him in confidence as He takes us through death and into life. Even as enemies surround us now, we rest and find refreshment at H...

Psalm 20: The King Saves His People 18.07.2025

David blesses the people in the name of the God of Jacob who helps and supports His people from His holy dwelling. The LORD sees His people’s faithful worship and gives to them the godly desires that He works in their hearts so they sing for joy. The people of God confidently assert that the LORD does save His Anointed One. He is the One who wins the victory over the best manmade military efforts....

Psalm 15: Immovable 17.07.2025

David reflects upon his own sinfulness and the LORD’s grace. He considers how the LORD shapes the lives of His people whom He has made His own by grace and faithfulness. Those who belong to the LORD walk according to the Word He has given, which influences the words of their mouths and the deeds of their hands. Those who belong to the LORD love those who share the true faith but ignore those whose...

Psalm 11: Fly to the LORD’s Mountain 16.07.2025

As David faces a threat that will shake the very foundation of life, he knows that the LORD is his only refuge, even as others claim that a fearful flight is the only option. David takes comfort in knowing that God makes Himself present among His people according to His promise, even as He reigns over all the earth from heaven. As He sees all things, He knows the faithfulness of His people and pro...

Psalm 4: Now I Lay Me Down to Sleep in Peace 15.07.2025

David cries out for the LORD to answer him, as the LORD has done in the past. David asserts that God has set apart His people for Himself so that those who love vain words will ultimately fall. Anger and vengeance are not a refuge; the LORD is the stronghold of His people. When He turns the light of His face upon us, we have true joy beyond anything this world can offer. This gives us the ability...

Psalm 3: Salvation Belongs to the LORD 14.07.2025

David cries out to the LORD for deliverance from his foes as he flees from Absalom. These foes argue theologically against David—how can God be David’s Savior if David is having to run away? David takes refuge in the LORD, who is present on His holy hill. The LORD’s presence gives protection to David and all the LORD’s people. Because salvation is the LORD’s, His people are assured of His blessing...

NEW SERIES: Time in the Psalms 14.07.2025

Join Sharper Iron this summer to study selected Psalms. In the Psalter, God speaks His Word to us and teaches us how to speak back to Him in prayer. Even in the great variety of the Psalms, each one points us to our Savior, Jesus Christ.  Sharper Iron, hosted by Rev. Timothy Appel, looks at the text of Holy Scripture both in its broad context and its narrow detail, all for the sake of proclaiming...

2 Kings 24:18-25:30: Destruction and Exile, but Hope Endures 11.07.2025

Zedekiah is the last king of Judah. During his wicked reign, the LORD fulfills His Word of sending Judah into exile. Nebuchadnezzar of Babylon finally loses patience with rebellious Judah and besieges Jerusalem. In 587 BC, his army destroys Jerusalem and the LORD’s temple. Zedekiah watches his sons die before he is blinded and carried off to exile and death. This is no historical accident; It is t...

2 Kings 23:31-24:17: All Downhill From Here 10.07.2025

After Josiah’s death, Judah spirals downward faster and faster toward the Babylonian exile. Jehoahaz’s three-month reign is evil, and he is replaced by Jehoiakim, appointed by Pharaoh Neco. During the evil reign of Jehoiakim, Nebuchadnezzar king of Babylon comes up for a first time, taking captive Daniel and his friends. After Jehoiakim’s reign, Nebuchadnezzar comes a second time. He not only loot...

2 Kings 23:1-30: Faithfulness’ Last Breath 09.07.2025

Josiah doesn’t leave the Book of the Law to gather dust again in the temple. Instead, he has it read to all the people, and together they join in renewing the covenant with the LORD. Taking concrete action in that faithfulness, Josiah undertakes to rid the land of idolatry as completely as possible. He even destroys the idolatrous shrine built by Jeroboam in Bethel, in fulfillment of the Word of G...

2 Kings 22:1-20: What Happens When You Dust Off the Bible 08.07.2025

Although Josiah’s father and grandfather were wicked idolaters, Josiah’s thirty-one-year reign is characterized by more faithfulness than even his great-grandfather Hezekiah. When Josiah begins to repair the temple in the eighteenth year of his reign, the book of the Law is found and read. Rather than keeping the Word of God at arm’s length, Josiah realizes that repentance is needed immediately. H...

2 Kings 21:1-26: One Step Forward, Two Steps Back 07.07.2025

After Hezekiah’s faithfulness, his son and grandson reverse course entirely. Manasseh’s fifty-five-year reign is full of all kinds of crass idolatry, both new and old. He also sheds innocent blood throughout Jerusalem, so that the LORD announces that the same judgment will come upon Judah as He has already brought on Israel. After the lengthy wickedness of Manasseh, Amon’s reign lasts only two yea...

2 Kings 20:1-21: Even Hezekiah Needs a Savior 04.07.2025

Two more events round out the account of Hezekiah’s reign in Judah. When Hezekiah becomes sick and learns that he will die, the king does not react to the LORD’s Word with despair but with faithful prayer, calling upon the LORD to remember. The LORD’s answer through Isaiah is immediate, promising life from death for Hezekiah. The LORD graciously gives Hezekiah a sign that His Word is true, which H...

2 Kings 19:1-37: The Zeal of the LORD Defeats Assyria 03.07.2025

King Hezekiah reacts to the Assyrian threat with faith in the LORD as Hezekiah goes directly to the LORD in the temple and sends for the prophet Isaiah. The LORD responds with a promise to Hezekiah through the prophet, even as Assyria counters with lies and taunts of its own. When Hezekiah receives a letter from the Assyrian king, Hezekiah lays the letter before the LORD in the temple in prayer, a...

2 Kings 18:1-37: God’s Words ARE Power for War 02.07.2025

The reign of Hezekiah is a breath of fresh air after the wickedness of his father Ahaz. In faithfulness to the LORD alone, Hezekiah works to root out all sorts of idolatry in Judah. Hezekiah reigns over Judah during the destruction of Samaria, and the Assyrian threat comes against Judah next. The tribute Judah pays isn’t enough to keep Assyria away, and Assyrian officials come to threaten Jerusale...

2 Kings 17:1-41: Idolatrous Samaria Conquered and Resettled 01.07.2025

During the reign of Ahaz in Judah, Hoshea comes to the throne of Israel, and he is the last king to reign in the northern kingdom. About the year 722 BC, the Assyrian Empire besieges Samaria and conquers Israel. The Scripture makes plain that this was no matter of historical accident, but rather, the LORD was bringing about His judgment against Israel for their idolatry which had characterized Isr...

2 Kings 16:1-20: Don’t Remodel the LORD’s Temple Like the Pagans 30.06.2025

The reign of King Ahaz in Judah is filled with the same wickedness that has characterized the northern kingdom, even the abominable practice of child sacrifice. When Ahaz is faced with the threat of an alliance against him, he chooses to make himself a son of the king of Assyria rather than trust in the promise made by the LORD through the prophet Isaiah. As part of appeasing the Assyrian king, Ah...

2 Kings 15:1-38: The Lightning Round 27.06.2025

Leading up to the significant and wicked reign of King Ahaz of Judah, the kings who reigned in Judah and Israel receive relatively little attention. In Judah, Azariah (also known as Uzziah) and Jotham are both faithful to the LORD, even though neither removes the high places from Judah. In Israel, the dynasty of kings in the line of Jehu comes to an end after four generations, according to the Wor...

2 Kings 14:1-29: Jonah Was More than Fish Food 26.06.2025

The history of God’s people continues with the reign of Amaziah in Judah and Jeroboam II in Israel. When Amaziah secures the throne in Judah, he follows the LORD’s Word in dealing with the conspiracy that ended his father’s life. As Amaziah finds some military success during his reign, he foolishly picks a fight with the king of Israel, and the king of Israel takes Amaziah captive and plunders Jer...

2 Kings 13:1-25: It Matters Who You’re Buried With 25.06.2025

As the descendants of Jehu continue to reign in Israel, they do not turn away from the sin of Jeroboam the son of Nebat. However, Jehoahaz does seek the LORD’s favor, and the LORD responds by graciously sending a savior. Jehoash serves as king in Israel during the days of Elisha’s death. Elisha gives the word of the LORD to Jehoash the king as a father teaches a child, and it is a gracious word fr...

2 Kings 11:21-12:21: The Boy King Joash 24.06.2025

When he is seven years old, Joash becomes the rightful king of Judah in place of the usurper Athaliah. Joash’s faithfulness to the LORD is evident in the repairs he oversees for the LORD’s temple. Making use of the gifts of God’s people in both money and skill, Joash draws the attention of Judah back to the place where the LORD has placed His name to distribute the forgiveness of sins. Nonetheless...

2 Kings 11:1-20: Athaliah’s Reign of Terror 23.06.2025

Athaliah, the daughter of Ahab and queen mother in Judah, attempts to capitalize on the death of her son by killing the rest of the royal family. Her demonic attack is foiled by the LORD, who works through a faithful priest and his wife to rescue one of the sons in the line of David. The priest Jehoiada waits until the rightful heir to the throne is seven years old before he unfolds his plan to an...

2 Kings 10:1-36: Jehu’s Zeal 20.06.2025

As Jehu continues to kill the descendants of Ahab, he shows zeal for the task that the LORD has assigned, but his zeal also leads him to act in evil and underhanded ways that go beyond what the LORD has assigned. Jehu shrewdly brings an end to the priests and worshipers of Baal in the northern kingdom, but as he reigns in Israel, he never turns from the sins of Jeroboam the son of Nebat. Because J...

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