Matthew 27:6

3 Then Judas, who was false to him, seeing that he was to be put to death, in his regret took back the thirty bits of silver to the chief priests and those in authority,

4 Saying, I have done wrong in giving into your hands an upright man. But they said, What is that to us? it is your business.

5 And he put down the silver in the Temple and went out, and put himself to death by hanging.

6 And the chief priests took the silver and said, It is not right to put it in the Temple store for it is the price of blood.

7 And they made a decision to get with the silver the potter's field, as a place for the dead of other countries.

8 For this cause that field was named, The field of blood, to this day.

9 Then came true that which was said by Jeremiah the prophet, And they took the thirty bits of silver, the price of him who was valued by the children of Israel;