Nicene and Post-Nicene Fathers, Ser. II, Vol I:
The Life of Constantine with Orations of Constantine and Eusebius.: Chapter LXVI

Chapter LXVI.—Removal of the Body from Nicomedia to the Palace at Constantinople.

After this the soldiers lifted the body from its couch, and laid it in a golden coffin, which they enveloped in a covering of purple, and removed to the city which was called by his own name. Here it was placed in an elevated position in the principal chamber of the imperial palace, and surrounded by candles burning in candlesticks of gold, presenting a marvelous spectacle, and such as no one under the light of the sun had ever seen on earth since the world itself began. For in the central apartment of the imperial palace, the body of the emperor lay in its elevated resting-place, arrayed in the symbols of sovereignty, the diadem and purple robe, and encircled by a numerous retinue of attendants, who watched around it incessantly night and day.