“And after the reading of the law and the prophets the rulers of the synagogue sent unto them, saying, Ye men and brethren, if ye have any word of exhortation for the people, say on.”
King James Version (KJV)
13:15 And after the reading of the law and the prophets, the chief of the synagogue sent to them - The law was read over once every year, a portion of it every Sabbath: to which was added a lesson taken out of the prophets. After this was over, any one might speak to the people, on any subject he thought convenient. Yet it was a circumstance of decency which Paul and Barnabas would hardly omit, to acquaint the rulers with their desire of doing
Ac 13:15 After the reading. In the synagogue worship the reading of the Scriptures made a very important part. As copies of the Scriptures were very rare, this reading was necessary to convey scriptural instruction to the people. They were read in course, two lessons each Sabbath, one from the five books of Moses, the other from the other books of the Old Testament. Plummptree insists that we are enabled by two curious coincidences to fix, with very little uncertainty, the precise Sabbath on which the mission work at Antioch opened. The opening words of Paul refer to De 1:31, and this was the lesson for the forty-fourth Sabbath in the year, which fell in July or August; the corresponding second lesson from the prophets being Isa 1:1-27, from which he also quotes. He starts, as was natural, from what the people had just been listening to, as the text of his discourse. The rulers of the synagogue. The synagogue was governed by a board of elders.