Berean Study Bible
You need to persevere, so that after you have done the will of God, you will receive what He has promised.

King James Bible
For ye have need of patience, that, after ye have done the will of God, ye might receive the promise.

American Standard Version
For ye have need of patience, that, having done the will of God, ye may receive the promise.

Darby Bible Translation
For ye have need of endurance in order that, having done the will of God, ye may receive the promise.

Douay-Rheims Bible
For patience is necessary for you; that, doing the will of God, you may receive the promise.

English Revised Version
For ye have need of patience, that, having done the will of God, ye may receive the promise.

Young's Literal Translation
for of patience ye have need, that the will of God having done, ye may receive the promise,