when did his veneration take place?
His saint's day is 19 September in the Catholic Church, Church of England, Eastern Orthodox Church, and Episcopal Church (USA).
Veneration
 His saint's day is 19 September in the Catholic Church, Church of England, Eastern Orthodox Church, and Episcopal Church (USA) 
what is nach dir, herr, verlanget mich, bwv 150? An extant cantata or a piece of music . where is this music from? The original piece is lost and this survives in a copy made by C F Penzel. who composed this score? Bach. what is the history behind this score? On the basis of the text, it has been suggested that the work was written for a penitential service. what is the origin of this above mentioned service? It was developed by the  Irish abbots Cummean ,Columbanus and Archbishop of Canterbury, Theodore of Tarsus. where was the last mentioned person born? Tarsus in Cilicia. what was his early life like? He most likely studied at Antioch, and later was forced to leave his birthplace due to Muslim rule. He studied in Constantinopole and then travelled to Rome. He was consecrated archbishop of Canterbury in Rome on 688. . what was his duty as archbishop of this place? Conducted a survey of English Church, appointed various bishops, and initiated various reforms. He also intervened in the battle against the Mericans and restored peace between the parties involved.
19 September UNANSWERABLE 19 September.
Theodore of Tarsus Theodore of Tarsus
Veneration Veneration
19 September Theodore is venerated as a saint. His saint's day is 19 September in the Catholic Church, Church of England, Eastern Orthodox Church, and Episcopal Church (USA) . He i
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Theodore of Tarsus [SEP] Veneration
Like the archbishops of Canterbury before him, Theodore is venerated as a saint. His saint's day is 19 September in the Catholic Church, Church of England, Eastern Orthodox Church, and Episcopal Church (USA) . He is also recorded on this day in the Roman Martyrology. Canterbury also recognises a feast of his ordination on 26 March.