Knowing that a man is not justified by the works of the law, but by the faith of Jesus Christ. ([Gal. 2 : 16].)
The just shall live by faith. And the law is not of faith. ([Gal. 3 : 11, 12].)
For if Abraham were justified by works, he hath whereof to glory. ([Rom. 4 : 2].)
Man is Not Justified by Faith Alone.
Was not Abraham our father justified by works?... Ye see then how that by works a man is justified, and not by faith only. ([James 2 : 21, 24].)
The doers of the law shall be justified. ([Rom. 2 : 13].)
It is Impossible to Fall from Grace.
And I give unto them eternal life, and they shall never perish, neither shall any pluck them out of my hand. ([John 10 : 28].)
Neither death, nor life, nor angels, nor principalities, nor powers, nor things present, nor things to come, nor height nor depth, nor any other creature, shall be able to separate us from the love of God which is in Christ Jesus our Lord. ([Rom. 8 : 38, 39].)