Acts 10:17

Cornelius : a centurion officer in the Roman army.

Peter : a man who was a leader among the twelve apostles and wrote the two epistles of Peter

Simon : a son of Jonas and brother of Andrew; an apostle of Jesus Christ,a man who was one of the apostles of Christ and also called 'the Zealot',a brother of Jesus,a man who was a well-know victim of leprosy who had been healed by Jesus (NIV note),a man from Cyrene who was forced to carry the cross of Jesus,a Pharisee man in whose house Jesus' feet were washed with tears and anointed,the father of Judas Iscariot,a man who was a sorcerer in Samaria and who wanted to buy the gifts of the Spirit,a man who was a tanner at Joppa and with whom Peter was staying when Cornelius sent for him

Acts 11:5

Joppa : a seaport town on the Mediterranean coast about 35 miles northwest of Jerusalem,a town and seaport 55 km NW of Jerusalem & 85 km south of Mt. Carmel
(32° 3´, 34° 45´)

Acts 16:9

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