Bible Verses About Backsliding: Is departing form the simplicity of the gospel

O foolish Galatians, who hath bewitched you, that ye should not obey the trueth, to whome Iesus Christ before was described in your sight, and among you crucified?

This only would I learne of you, Receiued ye the Spirit by the workes of the Lawe, or by the hearing of faith preached?

Are ye so foolish, that after ye haue begun in the Spirit, ye would now be made perfect by the flesh?