'Once' in the Bible

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,

among whom also we all did walk once in the desires of our flesh, doing the wishes of the flesh and of the thoughts, and were by nature children of wrath -- as also the others,

Wherefore, remember, that ye were once the nations in the flesh, who are called Uncircumcision by that called Circumcision in the flesh made by hands,

and now, in Christ Jesus, ye being once afar off became nigh in the blood of the Christ,

for ye were once darkness, and now light in the Lord; as children of light walk ye,