1) The gibberish tongues represented by the appearance as "fire" from heaven.
2) The appearance of "miracles" in the sight of men.
3) This would be that "False Prophet" of the counterfeit trinity of the end times. (Apostate Protestantism)
And he doeth great wonders, so that he maketh fire come down from heaven on the earth in the sight of men, And deceiveth them that dwell on the earth by the means of those miracles which hehad power to do in the sight of the beast; saying to them that dwell on the earth, that they should make an image to the beast, which had the wound by a sword, and did live.
And he doeth great wonders, so that he maketh fire come down from heaven on the earth in the sight of men, And deceiveth them that dwell on the earth by the means of those miracles which hehad power to do in the sight of the beast; saying to them that dwell on the earth, that they should make an image to the beast, which had the wound by a sword, and did live.
Revelation 13:13.14
And I saw three unclean spirits like frogs come out of the mouth of the dragon, and out of the mouth of the beast, and out of the mouth of the false prophet.And the beast was taken, and with him the false prophet that wrought miracles before him, with which he deceived them that had received the mark of the beast...
Revelation 16:13/19:20