so that we would not be circumvented by Satan. For we are not ignorant of his intentions
Other versions
King James Version
Lest Satan should get an advantage of us: for we are not ignorant of his devices.English Standard Version
so that we would not be outwitted by Satan; for we are not ignorant of his designs.New International Version
in order that Satan might not outwit us. For we are not unaware of his schemes.