Psalm 50:18-20

New International Version

¹⁸ When you see a thief, you join^(A) with him;
    you throw in your lot with adulterers.^(B)
19 You use your mouth for evil
    and harness your tongue to deceit.^(C)
20 You sit and testify against your brother^(D)
    and slander your own mother’s son.