Because of the truth, which lives in us and will be with us forever: (NIV)

Because of the Truth which lives and stays on in our hearts and will be with us forever: (AMP)

For the truth's sake, which dwelleth in us, and shall be with us for ever. (KJV)

It has given me great joy to find some of your children walking in the truth, just as the Father commanded us. (NIV)

I was greatly delighted to find some of your children walking (living) in [the] Truth, just as we have been commanded by the Father [Himself]. (AMP)

I rejoiced greatly that I found of thy children walking in truth, as we have received a commandment from the Father. (KJV)

And now, dear lady, I am not writing you a new command but one we have had from the beginning. I ask that we love one another. (NIV)

And now I beg you, lady (Cyria), not as if I were issuing a new charge (injunction or command), but [simply recalling to your mind] the one we have had from the beginning, that we love one another. (AMP)

And now I beseech thee, lady, not as though I wrote a new commandment unto thee, but that which we had from the beginning, that we love one another. (KJV)

And this is love: that we walk in obedience to his commands. As you have heard from the beginning, his command is that you walk in love. (NIV)

And what this love consists in is this: that we live and walk in accordance with and guided by His commandments (His orders, ordinances, precepts, teaching). This is the commandment, as you have heard from the beginning, that you continue to walk in love [guided by it and following it]. (AMP)

And this is love, that we walk after his commandments. This is the commandment, That, as ye have heard from the beginning, ye should walk in it. (KJV)

Watch out that you do not lose what we have worked for, but that you may be rewarded fully. (NIV)

Look to yourselves (take care) that you may not lose (throw away or destroy) all that we and you have labored for, but that you may [persevere until you] win and receive back a perfect reward [in full]. (AMP)

Look to yourselves, that we lose not those things which we have wrought, but that we receive a full reward. (KJV)

The children of your sister, who is chosen by God, send their greetings. (NIV)

The children of your elect (chosen) sister wish to be remembered to you. Amen (so be it). (AMP)

The children of thy elect sister greet thee. Amen. (KJV)

Anyone who welcomes them shares in their wicked work. (NIV)

For he who wishes him success [who encourages him, wishing him Godspeed] is a partaker in his evil doings. (AMP)

For he that biddeth him God speed is partaker of his evil deeds. (KJV)

If anyone comes to you and does not bring this teaching, do not take them into your house or welcome them. (NIV)

If anyone comes to you and does not bring this doctrine [is disloyal to what Jesus Christ taught], do not receive him [do not accept him, do not welcome or admit him] into [your] house or bid him Godspeed or give him any encouragement. (AMP)

If there come any unto you, and bring not this doctrine, receive him not into your house, neither bid him God speed: (KJV)

Many deceivers, who do not acknowledge Jesus Christ as coming in the flesh, have gone out into the world. Any such person is the deceiver and the antichrist. (NIV)

For many imposters (seducers, deceivers, and false leaders) have gone out into the world, men who will not acknowledge (confess, admit) the coming of Jesus Christ (the Messiah) in bodily form. Such a one is the imposter (the seducer, the deceiver, the false leader, the antagonist of Christ) and the antichrist. (AMP)

For many deceivers are entered into the world, who confess not that Jesus Christ is come in the flesh. This is a deceiver and an antichrist. (KJV)

The elder, To the lady chosen by God and to her children, whom I love in the truth – and not I only, but also all who know the truth – (NIV)

THE ELDERLY elder [of the church addresses this letter] to the elect (chosen) lady (Cyria) and her children, whom I truly love--and not only I but also all who are [progressively] learning to recognize and know and understand the Truth-- (AMP)

The elder unto the elect lady and her children, whom I love in the truth; and not I only, but also all they that have known the truth; (KJV)