by Daniel Hathaway

Let’s explain. By the eighth century, the Roman church had developed a series of devotional antiphons to be sung one-per-day during the last week before Christmas as introductions to the Magnificat hymn at Vespers. Derived from the prophecies of Isaiah, each begins with “O” and names a specific attribute of the Messiah — Sapientia (Wisdom), Adonai (Lord), Radix Jesse (Root of Jesse), Clavis David (Key of David), Oriens (Daystar), Rex Gentium (King of Nations), and Emmanuel (God with us).
These antiphons will be familiar to those who know the hymn O come, O come, Emmanuel, a compilation of the “O” antiphons in poetic form which appeared in Germany during the early 18th century, originally with only five stanzas. Paired with a 15th-century French melody in the widely-adopted Hymns Ancient and Modern in 1861, the hymn came into general use in English-speaking countries. [Read more…]










