Polygamy has surfaced in many religious and cultural contexts, but it always represents a corruption of God’s original design in Genesis 2:24 that a man shall leave his parents, cleave to his wife, and the two (not three, not many) shall become one flesh. From the start, God’s intention was clear: marriage is exclusive, covenantal, and intimate, joining one man and one woman in a bond of loyalty and love. Wherever polygamy appears in Scripture, it is tolerated in Israel’s history but never endorsed as God’s best. In fact, the stories themselves expose its destructive consequences.
Abraham, for instance, took Hagar alongside Sarah in an attempt to fulfill God’s promise by human effort (Genesis 16). The result was not harmony but tension: jealousy between Sarah and Hagar, conflict between their sons, and sorrow that rippled for generations. Jacob, too, entered polygamy almost by accident through Laban’s deception, but the rivalry between Leah and Rachel left a household marked by competition, envy, and strife (Genesis 29–30). Solomon, despite his great wisdom, allowed his heart to be drawn away by his many wives and concubines, and his kingdom suffered spiritual decline (1 Kings 11:1–8). In every case, polygamy fractured relationships, fueled jealousy, and weakened faithfulness to God. The pattern is unmistakable: “from the beginning it was not so” (Matthew 19:8).
In more recent history, the most prominent Christian-related experiment with polygamy was the early Latter-day Saint (Mormon) movement. Nineteenth-century LDS leaders openly practiced plural marriage, but in 1890 the church formally abandoned it through the “Manifesto” and now actively prohibits it, excommunicating members who practice it.1 Yet various splinter groups, often called Mormon fundamentalists, refused to abandon polygamy. The FLDS became notorious for abusive practices including underage marriages; the Apostolic United Brethren (AUB) continue polygamy in more moderate form; and groups such as the Kingston “Order,” the LeBaron-led Church of the Firstborn, the Church of Jesus Christ Restored in Canada, and the True and Living Church of Jesus Christ of Saints of the Last Days all perpetuate plural marriage in different ways. Each claims continuity with early Mormonism.
Polygamy has also appeared in other religious and cultural settings. In South Africa, the International Pentecost Holiness Church blends Pentecostal worship with African traditions, incorporating plural marriage and holding mass weddings that unite men with multiple wives at once. In parts of Kenya and elsewhere, cultural traditions continue to normalize polygamy. Even when some individuals within Catholic or Protestant communities participate under customary law, their churches do not support or sanction it, recognizing that it runs contrary to the biblical teaching of “two becoming one.”
The biblical problem with polygamy is not merely cultural; it’s theological. It undermines the picture of Christ and His Church, which is built on singular devotion and covenant faithfulness. Where God intended one heart, one body, and one household, polygamy divides loyalties, fosters rivalry, and fractures intimacy. The Bible’s narrative case studies and the witness of history both testify the same truth: polygamy is not God’s design but a corruption of it. His intention from Eden is clear: marriage is the exclusive covenant union of one man and one woman, reflecting the faithful love of Christ for His bride.
- The Church of Jesus Christ of Latter-day Saints, “Differences from Polygamous Groups,” Newsroom, accessed August 27, 2025, https://newsroom.churchofjesuschrist.org/additional-resource/differences-from-polygamous-groups ↩︎