1 Thessalonians 3:1-2

3:1 So when we could bear it no longer, we decided to stay on in Athens alone. 3:2 We sent Timothy, our brother and fellow worker for God in the gospel of Christ, to strengthen you and encourage you about your faith,

1 Thessalonians 3:6

3:6 But now Timothy has come to us from you and given us the good news of your faith and love and that you always think of us with affection and long to see us just as we also long to see you!