Strong G873 ἀφορίζω aphorizō · to separate

Acts

1. Acts 13:2
   As they ministered to the Lord, and fasted, the Holy Ghost said, Separate me Barnabas and Saul for the work whereunto I have called them.
2. Acts 19:9
   But when divers were hardened, and believed not, but spake evil of that way before the multitude, he departed from them, and separated the disciples, disputing daily in the school of one Tyrannus.