Jesus said to his disciples: “No one can serve two masters. He will either hate one and love the other, or be devoted to one and despise the other. You cannot serve God and mammon.” Matthew 6:24
One of the Twelve, who was called Judas Iscariot, went to the chief priests and said, “What are you willing to give me if I hand him over to you?” They paid him thirty pieces of silver, and from that time on he looked for an opportunity. Matthew 26:14–16