2 Corinthians 2:12-13

2:12 Now when I arrived in Troas to proclaim the gospel of Christ, even though the Lord had opened a door of opportunity for me, 2:13 I had no relief in my spirit, because I did not find my brother Titus there. So I said good-bye to them and set out for Macedonia.

2 Corinthians 7:2

7:2 Make room for us in your hearts; we have wronged no one, we have ruined no one, we have exploited no one.

2 Corinthians 7:6

7:6 But God, who encourages the downhearted, encouraged us by the arrival of Titus.