Revelation 18:6

reward her according to her dealings, and repay her double, according to her works: give her twice as much in the same cup which she gave you to drink,

Revelation 14:10

he shall drink of the wine of the divine vengeance, the strongest wine that can be poured out of the cup of his indignation; He shall be tormented with fire and brimstone, in the presence of the holy angels, and in the presence of the lamb:

Revelation 16:19

and the great city was divided into three parts, and the cities of the nations fell: and great Babylon came in remembrance before God, to give unto her the cup of the wine of the fierceness of his wrath.

Revelation 17:4

and the woman was arrayed in purple, and scarlet colour, and decked with gold and precious stone and pearls, having a golden cup in her hand, full of the abominable impurities of idolatry.

2 Timothy 4:14

Alexander the copper-smith did me many injuries: the Lord may reward him according to his actions.

Revelation 13:10

he hath leadeth into captivity, shall be led into captivity: he that killeth with the sword, shall perish by the sword. here is the patience and the faith of the saints.

Revelation 16:5-6

and I heard the angel of the waters say, "thou art just, who art, and hast always been holy, because thou hast judged thus:

Revelation 17:2

by whom the kings of the earth became idolaters, and the inhabiters of the earth have been made drunk with the wine of idolatry."

Treasury of Scripture Knowledge

Summary

Reward her even as she rewarded you, and double unto her double according to her works: in the cup which she hath filled fill to her double.

General references

Bible References

The cup

Revelation 14:10
he shall drink of the wine of the divine vengeance, the strongest wine that can be poured out of the cup of his indignation; He shall be tormented with fire and brimstone, in the presence of the holy angels, and in the presence of the lamb:
Revelation 16:19
and the great city was divided into three parts, and the cities of the nations fell: and great Babylon came in remembrance before God, to give unto her the cup of the wine of the fierceness of his wrath.
Revelation 17:2
by whom the kings of the earth became idolaters, and the inhabiters of the earth have been made drunk with the wine of idolatry."

General references

Matthew 7:2
for according as ye judge others, ye shall be judged yourselves: the measure you mete, shall be measured to you again.