NET
12 And may the Lord cause you to increase and abound in love for one another and for all, just as we do for you,
Darby
12 But you, may the Lord make to exceed and abound in love toward one another, and toward all, even as we also towards you,
KJV
12 And the Lord make you to increase and abound in love one toward another, and toward all [men], even as we [do] toward you: