King James Version
By Silvanus, a faithful brother unto you, as I suppose, I have written briefly, exhorting, and testifying that this is the true grace of God wherein ye stand.New International Version
With the help of Silas, whom I regard as a faithful brother, I have written to you briefly, encouraging you and testifying that this is the true grace of God. Stand fast in it.Catholic Public Domain Version
I have written briefly, through Sylvanus, whom I consider to be a faithful brother to you, begging and testifying that this is the true grace of God, in which you have been established