2 Corinthians 5:6

5:6 Therefore we are always full of courage, and we know that as long as we are alive here on earth we are absent from the Lord –

2 Corinthians 10:11

10:11 Let such a person consider this: What we say by letters when we are absent, we also are in actions when we are present.

2 Corinthians 13:2

13:2 I said before when I was present the second time and now, though absent, I say again to those who sinned previously and to all the rest, that if I come again, I will not spare anyone,