2 Corinthians 13:1-3

Young's Literal Translation

13 This third time do I come unto you; on the mouth of two witnesses or three shall every saying be established;

² I have said before, and I say [it] before, as being present, the second time, and being absent, now, do I write to those having sinned before, and to all the rest, that if I come again, I will not spare,

³ since a proof ye seek of the Christ speaking in me, who to you is not infirm, but is powerful in you,