'Elders' in the Bible

For the Pharisees, and all the Jews, except they wash their hands oft, eat not, holding the tradition of the elders.

Then the Pharisees and scribes asked him, Why walk not thy disciples according to the tradition of the elders, but eat bread with unwashen hands?

And he began to teach them, that the Son of man must suffer many things, and be rejected of the elders, and of the chief priests, and scribes, and be killed, and after three days rise again.

And they come again to Jerusalem: and as he was walking in the temple, there come to him the chief priests, and the scribes, and the elders,

And immediately, while he yet spake, cometh Judas, one of the twelve, and with him a great multitude with swords and staves, from the chief priests and the scribes and the elders.

And they led Jesus away to the high priest: and with him were assembled all the chief priests and the elders and the scribes.

And straightway in the morning the chief priests held a consultation with the elders and scribes and the whole council, and bound Jesus, and carried him away, and delivered him to Pilate.