'Elders of Israel' in the Bible

The word of Abner was with the elders of Israel, saying, You sought for David in times past to be king over you.

And all the elders of Israel came to the king at Hebron. And King David made a covenant with them in Hebron before Jehovah. And they anointed David king over Israel.

And the saying pleased Absalom very much, and all the elders of Israel.

And Hushai said to Zadok and to Abiathar the priests, This and this Ahithophel advised Absalom and the elders of Israel, and this and this I have advised.