King James Version
Now therefore perform the doing of it; that as there was a readiness to will, so there may be a performance also out of that which ye have.English Standard Version
So now finish doing it as well, so that your readiness in desiring it may be matched by your completing it out of what you have.New International Version
Now finish the work, so that your eager willingness to do it may be matched by your completion of it, according to your means.