2 Corinthians 2:11-15

so that we would not be outwitted by Satan; for we are not ignorant of his designs. When I came to Troas to preach the gospel of Christ, even though a door was opened for me in the Lord, my spirit was not at rest because I did not find my brother Titus there. So I took leave of them and went on to Macedonia. But thanks be to God, who in Christ always leads us in triumphal procession, and through us spreads the fragrance of the knowledge of him everywhere. For we are the aroma of Christ to God among those who are being saved and among those who are perishing