'Thirty Pieces of Silver' in the Bible

and said, what will ye give me, and I will deliver him to you? and they promised him thirty pieces of silver.

At the same time, Judas who had betrayed him, finding that he was condemned, repented, and carried back the thirty pieces of silver to the chief priests and senators, saying,

then was fulfilled what Jeremy the prophet said, "and they took the thirty pieces of silver, the price at which he was valued, by the children of Israel,