31. μετὰ σάλπιγγος φωνῆς μεγάλης. The image would be suggestive to the Jews, who were called together in the camp by silver trumpets (Num 10:2 foll.). Moreover, the great festivals, the commencement of the year, and other celebrations were announced by trumpets. There will be once again a marshalling of the host of Jehovah, of God’s Church.