John 17:20 - 24
ESV - 20 I do not ask for these only, but also for those who will believe in me through their word. 21 That they may all be one, just as you, Father, are in me, and I in you, that they also may be in us, so that the world may believe that you have sent me.
For follow-up discussion and general commentary on the topic. Comments are sorted chronologically.