What did King Solomon do wrong?

King Solomon, despite being blessed with unparalleled wisdom and wealth by God, committed significant transgressions that ultimately led to the decline and eventual division of the united kingdom of Israel. His primary failing, as detailed in 1 Kings 11, was his extensive accumulation of foreign wives and concubines. The text states, "But King Solomon loved many foreign women, besides the daughter of Pharaoh, women of the Moabites, Ammonites, Edomites, Sidonians, and Hittites; of the nations concerning which Yahweh said to the children of Israel, 'You shall not go among them, neither shall they come among you, for surely they will turn away your heart after their gods.' Solomon clung to these in love. He had seven hundred wives, princesses, and three hundred concubines; and his wives turned away his heart" (1 Kings 11:1-3). These marriages, often politically motivated, directly violated the Mosaic Law found in Deuteronomy 17:17, which warned kings not to multiply wives for themselves, "so that his heart doesn't turn away." Furthermore, he explicitly disregarded the command against marrying foreign women from specific nations known for idolatry. His foreign wives led him into idolatry, as they persuaded him to build "high places" for their gods: Chemosh, the detestable idol of Moab, and Molech, the detestable idol of the children of Ammon, and other deities like Ashtoreth, the goddess of the Sidonians (1 Kings 11:5-8). Solomon, who had once dedicated the glorious Temple to Yahweh, permitted and even participated in the worship of pagan deities within sight of Jerusalem, thereby turning his heart away from the Lord. God's anger was kindled against Solomon, leading to the divine judgment that the kingdom would be torn from his son's hand, though not entirely during Solomon's lifetime for the sake of David, his father (1 Kings 11:9-13). Solomon also violated the Deuteronomic injunctions against multiplying horses and excessive gold and silver, which led to a reliance on earthly power and riches rather than divine providence (Deuteronomy 17:16-17). These actions laid the groundwork for national apostasy and political instability.

The Solomonic era (c. 970-931 BCE) represents the zenith of Israelite power and prosperity in the ancient Near East. Solomon inherited a vast kingdom from David and solidified it through political alliances, often sealed by marriage. This period saw extensive building projects, most notably the First Temple in Jerusalem and his grand palace complex, financed by lucrative trade routes and tributary states. Culturally, the practice of dynastic marriages was common among ancient Near Eastern rulers to secure peace and alliances. However, for Israelite kings, such practices were forbidden by divine law due to the inherent danger of religious syncretism. Archaeological evidence from this period supports the extensive trade networks and monumental architecture mentioned in the biblical text, though direct archaeological verification of Solomon's personal transgressions remains elusive. The 'high places' for foreign deities would have been open-air sanctuaries, often on hilltops, which were common forms of worship for Canaanite and other regional religions. The decline of the united monarchy after Solomon underscores the importance of covenant fidelity over geopolitical pragmatism for Israel.

Solomon's narrative serves as a profound theological cautionary tale, illustrating that even immense wisdom and divine favor do not exempt one from the consequences of disobedience and spiritual compromise. His fall demonstrates the insidious nature of syncretism and how seemingly pragmatic political alliances can lead to spiritual ruin when they involve violating God's explicit commands. The emphasis on his heart turning away underscores that true worship involves internal devotion, not just external rituals. His actions, particularly the allowance and even patronage of foreign cults, brought divine judgment, leading to the fragmentation of the kingdom and foreshadowing future exiles. It highlights the enduring principle that covenant fidelity is paramount for both individual and national well-being, a lesson echoed throughout Israel's history.