Berean Study Bible
For the mystery of lawlessness is already at work, but the one who now restrains it will continue until he is taken out of the way.

King James Bible
For the mystery of iniquity doth already work: only he who now letteth will let, until he be taken out of the way.

American Standard Version
For the mystery of lawlessness doth already work: only there is one that restraineth now, until he be taken out of the way.

Darby Bible Translation
For the mystery of lawlessness already works; only [there is] he who restrains now until he be gone,

Douay-Rheims Bible
For the mystery of iniquity already worketh; only that he who now holdeth, do hold, until he be taken out of the way.

English Revised Version
For the mystery of lawlessness doth already work: only there is one that restraineth now, until he be taken out of the way.

Young's Literal Translation
for the secret of the lawlessness doth already work, only he who is keeping down now will hinder -- till he may be out of the way,