A.T. Robertson Commentary 1 Corinthians 16:11

"let no man therefore despise him. But set him forward on his journey in peace, that he may come unto me: for I expect him with the brethren." — 1 Corinthians 16:11 (ASV)

For I expect him (εκδεχομα γαρ αυτον). Apparently later Timothy had to return to Ephesus without much success before Paul left and was sent on to Macedonia with Erastus (Acts 19:22) and Titus sent to Corinth whom Paul then arranged to meet in Troas (2 Corinthians 2:12).