The elders at Jerusalem advised Paul on his arrival in the city to
Answer Details
The elders at Jerusalem advised Paul on his arrival in the city to purify himself along with men under vows. This advice was given to Paul to dispel the false rumors that he was teaching Jews living among the Gentiles to forsake Moses and not to circumcise their children. Therefore, the elders advised Paul to join four men in their purification rites and pay their expenses, so that everyone would know that the rumors against him were baseless and that he was still living in observance of the Jewish law. (Acts 21:17-26)