KJV : I <1473> in <1722> them <846>, and <2532> thou <4771> in <1722> me <1698>, that <2443> they may be <5600> (5753) made perfect <5048> (5772) in <1519> one <1520>; and <2532> that <2443> the world <2889> may know <1097> (5725) that <3754> thou <4771> hast sent <649> (5656) me <3165>, and <2532> hast loved <25> (5656) them <846>, as <2531> thou hast loved <25> (5656) me <1691>.
NASB : I in them and You in Me, that they may be perfected in unity, so that the world may know that You sent Me, and loved them, even as You have loved Me.
NASB# : <R>I in them and You in Me, that they may be perfected<5048> in unity<1520>, so<2443> that the world<2889> may know<1097> that You sent<649> Me, and loved<25> them, even<2531> as You have loved<25> Me.</R>