Kisah Para Rasul 19:1

Apolos : a Jewish man from Alexandria who was taught by Aquila and Priscilla

Efesus : a town in western Asia Minor at the mouth of the Cayster River

Korintus : a town located on the narrow isthmus connecting the Greek mainland with the Peloponnesus Peninsula to the south
(37° 54´, 22° 52´)

Paulus : a man from Tarsus who persecuted the church but became a missionary and writer of 13 Epistles