Acts of the Apostles 18:23-28.
After staying there some time, Paul left and traveled in orderly sequence through the Galatian country and Phrygia, bringing strength to all the disciples.
A Jew named Apollos, a native of Alexandria, an eloquent speaker, arrived in Ephesus. He was an authority on the scriptures.
He had been instructed in the Way of the Lord and, with ardent spirit, spoke and taught accurately about Jesus, although he knew only the baptism of John.
He began to speak boldly in the synagogue; but when Priscilla and Aquila heard him, they took him aside and explained to him the Way (of God) more accurately.
And when he wanted to cross to Achaia, the brothers encouraged him and wrote to the disciples there to welcome him. After his arrival he gave great assistance to those who had come to believe through grace.
He vigorously refuted the Jews in public, establishing from the scriptures that the Messiah is Jesus. R/