Origin of the classic Easter greeting, “Christ is risen!”

Upon arrival at my place of worship this Easter Sunday, I was greeted by the declaration, โ€œChrist is risen!โ€ And, aware of liturgical protocol, I replied, โ€œHe is risen indeed!โ€ When I stood before my congregation to preach the Easter sermon, I spoke the declaration, and the people replied, with joy, โ€œHe is risen indeed!โ€ …