that they all may be one, as You, Father, are in Me, and I in You; that they also may be one in Us, that the world may believe that You sent Me.
John 17:21
Surrounding context
17:20 "I do not pray for these alone, but also for those who will believe in Me through their word;
17:21 that they all may be one, as You, Father, are in Me, and I in You; that they also may be one in Us, that the world may believe that You sent Me.
17:22 And the glory which You gave Me I have given them, that they may be one just as We are one: