'Thirty Pieces of Silver' in the Bible

and said, What are ye willing to give me, and I will deliver him unto you? And they weighed unto him thirty pieces of silver.

Then Judas, who betrayed him, when he saw that he was condemned, repented himself, and brought back the thirty pieces of silver to the chief priests and elders,

Then was fulfilled that which was spoken through Jeremiah the prophet, saying, And they took the thirty pieces of silver, the price of him that was priced, whom certain of the children of Israel did price;