You believe that there is one God. You do well. But the demons also believe, and they tremble greatly
Other versions
King James Version
Thou believest that there is one God; thou doest well: the devils also believe, and tremble.English Standard Version
You believe that God is one; you do well. Even the demons believe--and shudder!New International Version
You believe that there is one God. Good! Even the demons believe that--and shudder.