Pilate said to them: "You have a guard. Go, guard it as you know how.
Other versions
King James Version
Pilate said unto them, Ye have a watch: go your way, make it as sure as ye can.English Standard Version
Pilate said to them, "You have a guard of soldiers. Go, make it as secure as you can."New International Version
"Take a guard," Pilate answered. "Go, make the tomb as secure as you know how."