'Reign' in the Bible

During the reign of Herod king of Judea, there lived a priest named Zechariah who belonged to the priestly division of Abijah, and he had a wife named Elizabeth, who was a descendant of Aaron.

He will reign over the house of Jacob forever, and his kingdom will never end."

In the fifteenth year of the reign of Tiberius Caesar, when Pontius Pilate was governor of Judea, and Herod was tetrarch of Galilee, and his brother Philip was tetrarch of the region of Iturea and Trachonitis, and Lysanias was tetrarch of Abilene,