King James Version
They search out iniquities; they accomplish a diligent search: both the inward thought of every one of them, and the heart, is deep.English Standard Version
They search out injustice, saying, "We have accomplished a diligent search." For the inward mind and heart of a man are deep!New International Version
They plot injustice and say, "We have devised a perfect plan!" Surely the mind and heart of man are cunning.