Revelation 14:18
And another angel came out from the altar, which had power over fire, and cried with a loud cry to him that had the sharp sickle, and said, "Thrust in thy sharp sickle, and gather the clusters of the earth: for her grapes are ripe."
Joel 3:13
Lay to your scythes, for the harvest is ripe. Come, get you down: the winepress is full, yea the winepresses run over, for their wickedness is waxen great.
Revelation 16:8
And the fourth angel poured out his vial on the sun, and power was given unto him to vex men with heat of fire.
Revelation 6:9-10
And when he opened the fifth seal, I saw under the altar, the souls of them that were killed for the word of God, and for the testimony which they had,
Revelation 14:15-16
And another angel came out of the temple, crying with a loud voice to him that sat on the cloud, "Thrust in thy sickle and reap: for the time is come to reap, for the corn of the earth is ripe."