Sure, here is a detailed commentary on 1 Kings 13:5 from the King James Version:

1 Kings 13:5 (KJV) states, "The altar also was rent, and the ashes poured out from the altar, according to the sign which the man of God had given by the word of the Lord."

In this verse, we see the dramatic and miraculous fulfillment of the prophecy delivered by a "man of God." The man of God had been sent by the Lord to denounce the idolatrous worship of King Jeroboam, who had set up golden calves in Bethel and Dan as a substitute for proper worship at the temple in Jerusalem. The man of God had been given specific instructions by the Lord not to eat or drink in that place, nor to return by the same way he came. He had also been forbidden from interacting with anyone in the region.

However, an old prophet from Bethel lied to him, saying that an angel had told him that the man of God should return with him and eat and drink. Believing the lie, the man of God went back with the old prophet and ate and drank. As a consequence of not heeding the specific instructions given to him by God, the man of God was killed by a lion on his way home. The old prophet was later told by God that he too would be punished for his deception.

This verse is part of a larger passage that provides a cautionary tale about the importance of obeying God's commands without deviation, and the consequences of failing to do so. The miraculous sign of the altar being rent and the ashes pouring out serves as a powerful confirmation of the truth of the man of God's prophecies and as a warning to others about the consequences of disobedience.

One of the key themes in this passage is the importance of obedience and faithfulness to God's commands. The man of God's tragic end serves as a powerful reminder of the need to heed God's word and not to deviate from it, no matter how persuasive or convincing others may seem. The consequences of disobedience are severe and can lead to dire outcomes.

Another important theme in this passage is the idea of false prophets and deception. The old prophet from Bethel deceived the man of God, leading to his downfall. This serves as a warning about the dangers of heeding the words of those who claim to speak for God but are not truly aligned with His will. It emphasizes the importance of discernment and the need to test every spirit and message against the word of God.

The context of this passage is also significant. In the historical context of the divided kingdom of Israel, there was a great deal of political and religious turmoil. King Jeroboam had set up the golden calves as a way to retain power and prevent his subjects from traveling to Jerusalem, where they might become loyal to the house of David. The man of God’s prophecy and subsequent death were part of a series of events that highlighted the spiritual and moral decay of the nation as a whole.

Symbolism is also present in this verse. The tearing of the altar and the pouring out of the ashes symbolize the destruction and desecration of false worship. It serves as a visual representation of the judgment that will come upon those who lead others astray and engage in idolatry. It also serves as a sign of God's power and authority, making clear that His word will not return void.

In conclusion, 1 Kings 13:5 is a powerful and cautionary verse that highlights the importance of obedience to God’s commands, the dangers of deception, and the consequences of idolatry. It serves as a sobering reminder of the need to remain steadfast in faith and true to God’s word, and the severe consequences that come from straying from it.