'Rulers' in the Bible

But before all these, they shall lay their hands on you, and persecute you, delivering you up to the synagogues, and into prisons, being brought before kings and rulers for my name's sake.

And Pilate, when he had called together the chief priests and the rulers and the people,

And the people stood beholding. And the rulers also with them derided him, saying, He saved others; let him save himself, if he be Christ, the chosen of God.

And how the chief priests and our rulers delivered him to be condemned to death, and have crucified him.