Post hæc vidi: et ecce ostium apertum in cælo, et vox prima, quam audivi tamquam tubæ loquentis mecum, dicens: Ascende huc, et ostendam tibi quæ oportet fieri post hæc.
After these things I looked, and behold a door was opened in heaven, and the first voice which I heard, as it were, of a trumpet speaking with me, said: Come up hither, and I will shew thee the things which must be done hereafter.