Revelation 14:16

"And he that sat on the cloud thrust in his sickle on the earth; and the earth was reaped."

Cross References (ranked by relevance)

For the Son of man shall come in the glory of his Father with his angels; and then he shall reward every man according to his works.

Revelation 14:19

And the angel thrust in his sickle into the earth, and gathered the vine of the earth, and cast it into the great winepress of the wrath of God.

Revelation 14:14

And I looked, and behold a white cloud, and upon the cloud one sat like unto the Son of man, having on his head a golden crown, and in his hand a sharp sickle.