They devise iniquities: "We have perfected a shrewd scheme." Both the inward thought and the heart of man are deep.
Psalms 64:6
Surrounding context
64:5 They encourage themselves in an evil matter; They talk of laying snares secretly; They say, "Who will see them?"
64:6 They devise iniquities: "We have perfected a shrewd scheme." Both the inward thought and the heart of man are deep.
64:7 But God shall shoot at them with an arrow; Suddenly they shall be wounded.