Isaiah 31:4

Zion : one of the hills on which Jerusalem was built; the temple area; the city of Jerusalem; God's people,a town and citidel; an ancient part of Jerusalem
(31° 46´, 35° 14´)

Acts 16:22

Silas : a man who went with Peter and Paul on separate missionary journeys

Acts 18:12

Achaia : a Roman province located in Greece along the south coast of the Gulf of Corinth
(37° 59´, 23° 44´)

Gallio : the man who was deputy or proconsul of Achaia in Corinth.

Jews : the people descended from Israel
(31° 46´, 35° 14´); (31° 46´, 35° 14´)

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

Acts 19:24-29

Aristarchus : a man who accompanied Paul on his third missionary journey

Artemis : a pagan goddess

Asia : A Roman province on the west side of Asia Minor.
(39° 13´, 32° 43´)

Demetrius : a man who was a silversmith in Ephesus and who opposed Paul,a man who was well spoken of by John

Diana : a pagan goddess

Ephesians : the inhabitants of Ephesus
(37° 57´, 27° 22´)

Ephesus : a town in western Asia Minor at the mouth of the Cayster River
(37° 57´, 27° 22´)

Gaius : a man or men who were involved with the apostles Paul and John

Macedonia : a Roman province north of Greece which included 10 Roman colonies (IBD),citizens of the province of Macedonia
(40° 37´, 22° 55´)

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

Acts 21:28-30

Ephesians : the inhabitants of Ephesus
(37° 57´, 27° 22´)

Greek : the language used by the people of Greece
(31° 46´, 35° 14´); (31° 46´, 35° 14´)

Israel : a citizen of Israel.,a member of the nation of Israel

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

Trophimus : a Gentile christian man from Ephesus who went with Paul to Jerusalem.