Joseph said to them, "What is this you have done? Don't you know that a man like me can find things out by divination?"
NIV
Joseph said to them, What is this thing that you have done? Do you not realize that such a man as I can certainly detect and know by divination [everything you do without other knowledge of it]?
AMP
And Joseph said unto them, What deed is this that ye have done? wot ye not that such a man as I can certainly divine?
KJV