Shall we pay, or shall we not pay?" But He, knowing their hypocrisy, said to them, "Why do you test Me? Bring Me a denarius that I may see it."
Mark 12:15
Surrounding context
12:14 When they had come, they said to Him, "Teacher, we know that You are true, and care about no one; for You do not regard the person of men, but teach the way of God in truth. Is it lawful to pay taxes to Caesar, or not?
12:15 Shall we pay, or shall we not pay?" But He, knowing their hypocrisy, said to them, "Why do you test Me? Bring Me a denarius that I may see it."
12:16 So they brought it. And He said to them, "Whose image and inscription is this?" They said to Him, "Caesar's."