“And after he had spent some time there, he departed, and went over all the country of Galatia and Phrygia in order, strengthening all the disciples.”
King James Version (KJV)
18:23 He went over the country of Galatia and Phrygia - It is supposed, spending about four years therein, including the time he stayed at Ephesus.
Ac 18:23 Spent some time [there]. He did not remain a great while, but departed to visit the churches he had planted on his last tour in Galatia and Phrygia, This is the beginning of his third missionary tour.