The feast entered the Western calendar in the seventh century, after Emperor Heraclius recovered the cross from the Persians, who had carried it off in 614.
Ememme a banyere kalenda nke ọdịda anyanwụ na narị afọ nke asaa mgbe Emperor Heraclius natara obe n'aka ndị Peasia, bụ ndị wepụrụ ya na 614, 15 afọ tupu mgbe ahụ.