2 Corinthians 9:4

9:4 For if any of the Macedonians should come with me and find that you are not ready to give, we would be humiliated (not to mention you) by this confidence we had in you.

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,