BWV 4, 'Christ lag in Todesbanden' (Christ lay in death's bonds), is almost certainly Bach's earliest surviving cantata, composed around 1707-1708 when he was serving as organist at the Blasiuskirche in Mühlhausen. It is also, arguably, the most structurally singular work in the entire cantata corpus - a perfect chorale cantata in which all seven movements set the seven stanzas of Martin Luther's 1524 Easter hymn, derived from the Latin sequence 'Victimae paschali laudes,' without any free poetry or added recitative. Bach would not systematically compose chorale cantatas in this format again until his second Leipzig annual cycle in 1724.
Luther's hymn was itself a theological and musical act of the Reformation. By translating the ancient Latin Easter sequence into German and providing it with a strong, memorable melody, Luther gave the entire German-speaking congregation access to the most central proclamation of the Christian faith: 'Christ lay in the bonds of death, delivered over for our sins, he is risen again and has brought us life.' This proclamation draws directly on 1 Corinthians 15:55 - 'Where, O death, is your victory? Where, O death, is your sting?' - and Romans 6:9 - 'We know that Christ, being raised from the dead, will never die again; death no longer has dominion over him.'
Bach's setting of Luther's hymn organizes the seven stanzas with architectural deliberateness. The outer stanzas frame the work; the middle stanza (the fourth, on the great Easter battle between Life and Death) stands at the cantata's center as its theological and musical culmination. This central movement, assigned to the full ensemble, dramatizes the paschal conflict with extraordinary vividness: the bass melody descends chromatically under the words of death's dominion, then breaks upward on the proclamation of victory.
The work's opening Sinfonia, a brief instrumental prelude, sets the modal, archaic character that pervades the cantata. Bach deliberately employs a Dorian mode and a strict, Franco-Flemish polyphonic style that evokes an earlier era - appropriate to a work that mediates between the ancient Latin tradition and the contemporary Lutheran congregation. Albert Schweitzer noted that the austere polyphony of BWV 4 had more in common with Buxtehude than with Bach's later style, suggesting it was composed before Bach had fully absorbed the Italian concerto influence that would characterize his mature work.
The final stanza sets Psalm 118:24 - 'This is the day the LORD has made; we will rejoice and be glad in it' - as an Easter celebration, concluding the cantata with a jubilant affirmation of the resurrection's present significance. The congregation is invited to eat and drink joyfully at the table of Christ, an allusion to the Eucharist as the continuing celebration of the Easter victory.
BWV 4's cultural impact is largely confined to the professional classical music world, where it is performed regularly each Easter alongside the grander St. Matthew Passion and St. John Passion. Its theological significance, however, is harder to overstate: in a single work, it preserves Luther's Reformation theology of the resurrection, the ancient Latin paschal tradition, and Bach's own musical genius - a chain of transmission stretching from the earliest Christian Easter proclamations to the twenty-first century concert hall.
Luther's Easter hymn was itself a theological intervention. In composing 'Christ lag in Todesbanden,' Luther drew on the ancient Latin paschal sequence 'Victimae paschali laudes' (Praises to the Paschal Victim, c. 1000 AD), which had been sung at Easter Masses since the eleventh century. By translating and transforming this ancient Latin text into a German chorale, Luther was not abandoning the church's tradition but reclaiming it for the whole congregation - giving the Easter proclamation back to the people in their own language, set to a melody they could sing without professional training.
The fourth movement - the central stanza of seven, the turning point of the cantata - sets Luther's fourth stanza, which depicts the cosmic battle between Life (Christ) and Death. The text describes Death as a form the devil had given sin, while Christ takes on death willingly to destroy it from within. The movement's chromatic descents on the word 'Tod' (Death) and its dramatic harmonic turns create a musical narrative of conflict and resolution that is among the most vividly pictorial in all Bach's output.
The final stanza's invitation to the Easter feast - 'Easter lamb we roast, the hot bread of life we eat, the old leaven shall not spoil the feast we take' - draws on 1 Corinthians 5:7-8 ('Christ, our Passover lamb, has been sacrificed. Therefore let us keep the Festival, not with the old bread leavened with malice and wickedness, but with the unleavened bread of sincerity and truth') and Exodus 12's institution of the Passover. The cantata thus concludes by placing the resurrection within the long typological arc from Egyptian slavery to Messianic liberation.
BWV 4 remains one of the most performed Bach cantatas each Easter, its archaic severity and theological directness cutting through the commercial noise of contemporary Easter culture to make the same proclamation that Luther made in 1524 and that Paul made in 1 Corinthians 15: death has been defeated, and the defeat is permanent.