Bible Verses About Conscience Money: General references

Then Judas, who betrayed him, seeing that he was condemned, repenting himself, brought back the thirty pieces of silver to the chief priests and ancients,

Saying: I have sinned in betraying innocent blood. But they said: What is that to us? Look thou to it.

And casting down the pieces of silver in the temple, he departed and went and hanged himself with an halter.