Source: Orthodox Times by Archimandrite Vassilios Bakoyiannis Precisely when did the Lord’s Ascension occur? ”No one has precisely told us everything about this period (the Ascension of the Lord)” (St John Chrysostom P.G. 60: 18). Eusebius of Caesarea informs us that the Ascension was celebrated in his time (4th century) together with the festival of Pentecost. (P.G. 20: 1220). A consequence of this practice is Canon XX of the 1st Oecumenical Council which prohibits kneeling during the entire period of Pentecost since it is a period of resurrection. The Ascension as an event was very impressive. The hymn writer refers to…