2 Corinthians 1:20

1:20 For every one of God’s promises are “Yes” in him; therefore also through him the “Amen” is spoken, to the glory we give to God.

2 Corinthians 1:17

1:17 Therefore when I was planning to do this, I did not do so without thinking about what I was doing, did I? Or do I make my plans according to mere human standards so that I would be saying both “Yes, yes” and “No, no” at the same time?