Now in the fifteenth year of the reign of Tiberius Caesar, Pontius Pilate being governor of Judea, and Herod being tetrarch of Galilee, and his brother Philip tetrarch of the region of Ituraea and Trachonitis, and Lysanias tetrarch of Abilene,

 Here we have Luke's genealogy of Jesus. The Jews were interested in genealogies. Genealogies, especially of the priests, who had to prove unbroken descent from Aaron, were kept amongst the public records. In the time of Ezra and Nehemiah we read of priests who lost their office because they could not produce their genealogy ( Ezra 2:61-63; Nehemiah 7:63-65). 