KJV - Lest Satan should get an advantage of us: for we are not ignorant of his devices.

ASV - that no advantage may be gained over us by Satan: for we are not ignorant of his devices.

BBE - So that Satan may not get the better of us: for we are not without knowledge of his designs.

WEB - that no advantage may be gained over us by Satan; for we are not ignorant of his schemes.

YLT - that we may not be over-reached by the Adversary, for of his devices we are not ignorant.

Notes