'Ruler of the Synagogue' in the Bible

Whilst he thus entertain'd them, the ruler of the synagogue came and made his address to him, saying, my daughter is upon the point of death: but come and lay thy hand upon her, and she shall live.

Before he had done speaking, messengers came from the ruler of the synagogue's house, who said, "your daughter is dead, why do you give the master any further trouble?"

Jesus, upon hearing that, immediately said to the ruler of the synagogue, "be not afraid, only believe."

being come to the house of the ruler of the synagogue, and seeing a tumultuous crowd of people weeping and howling,

Some time after, a person nam'd Jairus, a ruler of the synagogue, came to Jesus, and upon his knees desired him to come to his house:

While he was speaking, somebody came from the ruler of the synagogue's house, who said to him, your daughter is dead; 'tis in vain to importune the master any farther.

but the ruler of the synagogue being highly incensed at Jesus's healing on the sabbath-day, said to the people, there are six days for work, you should come therefore for cure on those days, and not on the sabbath.

the chief ruler of the synagogue, believed on the Lord with all his family, as well as many of the Corinthians, who heard Paul, and were baptized.

but the Greeks in a body fell upon Sosthenes the chief ruler of the synagogue, and beat him before the tribunal: whilst Gallio was unconcern'd about the matter.