Herod's massacre of Bethlehem's infants appears in only one ancient source
Matthew's Gospel says Herod the Great, outwitted by the Magi, ordered the death of Bethlehem's boys aged two and under. Yet Josephus, who catalogued Herod's crimes down to the killing of three of his own sons, never mentions it, and most scholars doubt it happened. The story still shaped carols, paintings and a medieval day of topsy-turvy.
The episode sits in Matthew chapter 2 and in no other gospel. Nicolaus of Damascus, a personal friend of Herod, is silent too. A remark attributed to Augustus by the 5th-century writer Macrobius, that it was better to be Herod's pig than his son, is usually discounted because it is late, possibly gospel-influenced and muddled. Scholars see the story as modelled on an expanded 1st-century retelling of Pharaoh's attempt to kill Hebrew babies, in which Moses' parents are warned in a dream, just as Joseph is.
A minority defend its historicity. Paul L. Maier and Richard T. France have argued for it, James Dunn notes it fits Herod's known character, and Joan E. Taylor suggests a historical Jesus might really have grown up as a refugee in Egypt, as many Jews of the time did. Numbers are the weak point. Byzantine liturgy speaks of 14,000 victims and Coptic sources of 144,000, but a Bethlehem of around 1,000 people could have yielded perhaps 6 to 20 children at most, a ceiling France accepted if the event occurred.
Liturgically, the Holy Innocents were honoured as the first Christian martyrs, appearing as a Western feast in the Leonine Sacramentary around 485. Churches mark it on different days: 28 December in the Catholic Roman Rite and the Church of England, 29 December among Eastern Orthodox. In medieval northern Europe the day became a festival of inversion, with boy bishops leading services, perhaps echoing the Roman Saturnalia, and in England and France it was considered too unlucky for starting anything new.
Artists and musicians returned to it constantly. The Coventry Carol, a mother's lament from a 16th-century mystery play, survives in a text written down in 1534. Pieter Bruegel the Elder dressed Herod's soldiers under Habsburg banners, turning the scene into commentary on the religious wars of his own day, and Guido Reni, Rubens and Poussin all painted versions.
Source: Massacre of the Innocents