NET

6 Repay her the same way she repaid others; pay her back double corresponding to her deeds. In the cup she mixed, mix double the amount for her.

Darby

6 Recompense her even as she has recompensed; and double^D9615 [to her] double, according to her works. In the cup which she has mixed, mix to her double.

Darby Bible Notes

double - Some authorities omit 'to her,' in which case we must say 'and double twofold according to her works.'

KJV

6 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.

Strong's

6 Reward ^G591 her^G846 even^G2532 as^G5613 she^{G846 G3778} rewarded^G591 you^G5213, and^G2532 double^G1363 unto her^G846 double^G1362 according to^G2596 her^G846 works^G2041: in^G1722 the cup^G4221 which^G3739 she hath filled^G2767 fill^G2767 to her^G846 double^G1362.