Berean Standard Bible (BSB)
in which you used to walk when you conformed to the ways of this world and of the ruler of the power of the air, the spirit who is now at work in the sons of disobedience.
World English Bible (WEB)
in which you once walked according to the course of this world, according to the prince of the power of the air, the spirit who now works in the children of disobedience;
Strong's King James
Wherein{G1722}{G3739} in time past{G4218} ye walked{G4043}{(G5656)} according to{G2596} the course{G165} of this{G5127} world{G2889}, according to{G2596} the prince{G758} of the power{G1849} of the air{G109}, the spirit{G4151} that now{G3568} worketh{G1754}{(G5723)} in{G1722} the children{G5207} of disobedience{G543}:
The F.O.G *
(2) in which you once walked according to the age of this world, according to the prince of the authority of the air, the ruach-spirit that is now at work in the sons of disobedience.
The F.O.G Message *
Young's Literal Translation
in which once ye did walk according to the age of this world, according to the ruler of the authority of the air, of the spirit that is now working in the sons of disobedience,